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Home >> Cadillac >> 2007 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 938 (Wiring Systems And Power Management - Master Electrical Component List, Power, Ground And Splice Pack Connector End Views, Electrical Center Views) >> Master Electrical Component List
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Master Electrical Component List

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Master Electrical Component List

Name Location Locator View Connector End View
1-2 Shift Solenoid (1-2 SS) Valve (M30/M70) In the automatic transmission Automatic Transmission Electronic Component Views for the 4L60-E/4L65-E/4L70-E transmission Automatic Transmission Internal Connector End Views for the 4L60-E/4L65-E/4L70-E transmission
2-3 Shift Solenoid (2-3 SS) Valve (M30/M70) In the automatic transmission Automatic Transmission Electronic Component Views for the 4L60-E/4L65-E/4L70-E transmission Automatic Transmission Internal Connector End Views for the 4L60-E/4L65-E/4L70-E transmission
3-2 Shift Solenoid (3-2 SS) Valve (M30/M70) In the automatic transmission Automatic Transmission Electronic Component Views for the 4L60-E/4L65-E/4L70-E transmission Automatic Transmission Internal Connector End Views for the 4L60-E/4L65-E/4L70-E transmission
A/C Compressor Clutch (C67/CJ2) Mounted to the front of the A/C compressor HVAC Component Views for the automatic system
or
HVAC Component Views for the manual system
HVAC Connector End Views for the automatic system
or
HVAC Connector End Views for the manual system
A/C Low Pressure Switch (Gas +C67/CJ2) On the right side of the A/C accumulator HVAC Component Views for the automatic system
or
HVAC Component Views for the manual system
HVAC Connector End Views for the automatic system
or
HVAC Connector End Views for the manual system
A/C Low Pressure Switch (Diesel +C67/CJ2) On the top right side of the A/C line HVAC Component Views for the automatic system
or
HVAC Component Views for the manual system
HVAC Connector End Views for the automatic system
or
HVAC Connector End Views for the manual system
A/C Refrigerant Pressure Sensor (C67/CJ2) In the right front of the engine compartment on the A/C high pressure hose near the compressor HVAC Component Views for the automatic system
or
HVAC Component Views for the manual system
HVAC Connector End Views for the automatic system
or
HVAC Connector End Views for the manual system
A/T Shift Lock Control Solenoid Under the I/P mounted to the right side of the steering column Shift Lock Control Component Views Shift Lock Control Connector End Views
Accelerator Pedal Position (APP) Sensor On the driver floor board above the accelerator pedal
Air Temperature Actuator Top middle of the HVAC module assembly HVAC Component Views for the manual system HVAC Connector End Views for the manual system
Air Temperature Actuator - Left (CJ2) Bottom center of the HVAC module assembly HVAC Component Views for the automatic system HVAC Connector End Views for the automatic system
Air Temperature Actuator - Right (CJ2) Top middle of the HVAC module assembly HVAC Component Views for the automatic system HVAC Connector End Views for the automatic system
Air Temperature Sensor - Lower Left (CJ2) Left side of the HVAC module near the mode actuator HVAC Component Views for the automatic system HVAC Connector End Views for the automatic system
Air Temperature Sensor - Lower Right (CJ2) Lower left of the HVAC module to the left of the air temperature actuator - left HVAC Component Views for the automatic system HVAC Connector End Views for the automatic system
Air Temperature Sensor - Upper Left (CJ2) At the top rear of the I/P below the dash trim panel to the left of the ambient light/sunload sensor HVAC Component Views for the automatic system HVAC Connector End Views for the automatic system
Air Temperature Sensor - Upper Right (CJ2) At the top rear of the I/P below the dash trim panel to the right of the ambient light/sunload sensor HVAC Component Views for the automatic system HVAC Connector End Views for the automatic system
Ambient Air Temperature Sensor - HVAC (CJ2) Front of the vehicle mounted to the front of the lower radiator core support, on the right HVAC Component Views for the automatic system HVAC Connector End Views for the automatic system
Ambient Air Temperature Sensor (DF5) Attached to the radiator core support behind the grille Mirror Component Views Mirror Connector End Views
Ambient Light Sensor (C67/C42) On the top center of the I/P mounted in the trim panel HVAC Component Views for the manual system Lighting Systems Connector End Views
Ambient Light/Sunload Sensor Assembly (CJ2) On the top center of the I/P mounted in the trim panel HVAC Component Views for the automatic system HVAC Connector End Views for the automatic system
Audio Amplifier (UQA) Mounted to floor under the rear of the center console Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Audio/Video Adapter (U42) Rear of the center console near the rear seat audio controller Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Automatic Transmission (MYC/MYD) Under the vehicle, mounted to the rear of the engine - AUTOMATIC TRANSMISSION INLINE 20-WAY CONNECTOR END VIEW for the 6L50/6L80/6L90 Transmission
Automatic Transmission Fluid Pressure Manual Valve Position Switch (M30/M70) In the automatic transmission Automatic Transmission Electronic Component Views for the 4L60-E/4L65-E/4L70-E transmission Automatic Transmission Internal Connector End Views for the 4L60-E/4L65-E/4L70-E transmission
Automatic Transmission Input Shaft Speed (AT ISS) Sensor (MW7) In the automatic transmission Automatic Transmission Electronic Component Views for the Allison transmission Automatic Transmission Related Connector End Views for the Allison transmission
Automatic Transmission Shift Lever Right side of the steering column to the rear of the steering wheel - AUTOMATIC TRANSMISSION RELATED CONNECTOR END VIEWS for the 6L50/6L80/6L90 transmission
Automatic Transmission Turbine Speed Sensor (MW7) Mounted to the top left of the Transmission Automatic Transmission Electronic Component Views for the Allison transmission Automatic Transmission Related Connector End Views for the Allison transmission
Auxiliary Battery Relay (TP2) At the left side rear of the engine compartment Engine Electrical Component Views Engine Electrical Connector End Views
Auxiliary Body Control Module (XBCM) (Export) Left side of the I/P near the steering column Data Communication Component Views Data Communication Connector End Views
Auxiliary Power Outlet - Bin (D07) In the rear of the center console storage bin Power Outlet Component Views Power Outlet Connector End Views
Auxiliary Power Outlet - Console (D07) Rear of the center console below the rear seat audio controller Power Outlet Component Views Power Outlet Connector End Views
Auxiliary Power Outlet - Front 1 Left center of the I/P to the left of the I/P multifunction switch assembly Power Outlet Component Views Power Outlet Connector End Views
Auxiliary Power Outlet - Front 2 Right center of the I/P to the right of the I/P multifunction switch assembly Power Outlet Component Views Power Outlet Connector End Views
Auxiliary Power Outlet - Center Seat (AZ3) On the bottom front of the center seat Power Outlet Component Views Power Outlet Connector End Views
Back-up Alarm (8S3) - - Lighting Systems Connector End Views
Backup Lamp - Left Rear Left rear of the vehicle Lighting Systems Component Views Lighting Systems Connector End Views
Backup Lamp - Right Rear Right rear of the vehicle Lighting Systems Component Views Lighting Systems Connector End Views
Battery Current Sensor (10 Series) Part of the negative battery cable assembly Engine Electrical Component Views Engine Electrical Connector End Views
Battery - Left (Diesel/ 6A6/TP2) Left front corner of engine compartment Engine Electrical Component Views -
Battery - Right Right rear of the engine compartment to the rear of the coolant reservoir Engine Electrical Component Views -
Blower Motor Lower right side of the HVAC module below the passenger side of the I/P HVAC Component Views for the automatic system
or
HVAC Component Views for the manual system
HVAC Connector End Views for the automatic system
or
HVAC Connector End Views for the manual system
Blower Motor Control Module Lower right side of the HVAC module below the passenger side of the I/P to the left of the blower motor HVAC Component Views for the automatic system
or
HVAC Component Views for the manual system
HVAC Connector End Views for the automatic system
or
HVAC Connector End Views for the manual system
Body Control Module (BCM) On the lower left side of the I/P to the left of the steering column Data Communication Component Views Data Communication Connector End Views
Brake Booster Vacuum Sensor (JH6/JH7 +JL1/JL4) Left rear of the engine compartment near the fuse block - underhood Antilock Brake System Component Views Antilock Brake System Connector End Views
Brake Fluid Level Switch Mounted to lower left side of the master cylinder Hydraulic Brake Component Views Hydraulic Brake Connector End Views
Camper Trailer Blunt Cut (UY2) - - -
Camshaft Actuator Solenoid (6.0L/6.2L) Front of the engine, behind the water pump Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engine Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engine
Camshaft Position (CMP) Sensor Front of the engine above the crank pulley
Cargo Lamp/Center High Mounted Stop Lamp (CHMSL) Rear roof line above the rear window Lighting Systems Component Views Lighting Systems Connector End Views
Cellular Microphone (UE1/U3U/UVB) In the overhead console Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Central Sequential Fuel Injection (SFI) (4.3L) Top of the engine between the throttle body and distributor Engine Controls Component Views for the 4.3L engine Engine Controls Connector End Views for the 4.3L engine
Chime Module (UL5) Center of the I/P, behind the radio Displays and Gages Component Views Displays and Gages Connector End Views
Clearance Lamp - Left Front (R05) Front of the left rear wheel flare Lighting Systems Component Views Lighting Systems Connector End Views
Clearance Lamp - Left Rear (R05) Rear of the left rear wheel flare Lighting Systems Component Views Lighting Systems Connector End Views
Clearance Lamp - Right Front (R05) Front of the right rear wheel flare Lighting Systems Component Views Lighting Systems Connector End Views
Clearance Lamp - Right Rear (R05) Rear of the right rear wheel flare Lighting Systems Component Views Lighting Systems Connector End Views
Clearance Lamps (U01) Center of the roof panel above the windshield Lighting Systems Component Views Lighting Systems Connector End Views
Cooling Fan (Diesel) Center of the radiator, in the engine compartment Cooling System Component Views Cooling System Connector End Views
Cooling Fan - Left (Gas) Left front of the engine compartment near the radiator Cooling System Component Views Cooling System Connector End Views
Cooling Fan - Right (Gas) Right front of the engine compartment near the radiator Cooling System Component Views Cooling System Connector End Views
Courtesy/Reading Lamps - Front Mounted in the overhead console Lighting Systems Component Views Lighting Systems Connector End Views
Courtesy/Reading Lamps - Rear (Extended Cab/Crew Cab) In the headliner above the 2nd row seating Lighting Systems Component Views Lighting Systems Connector End Views
Crankshaft Position (CKP) Sensor (Gas) On the right rear of the engine, behind the starter Engine Controls Component Views for the 4.3L engine
or
Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Engine Controls Connector End Views for the 4.3L engine
or
Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Crankshaft Position (CKP) Sensor (Diesel) Front of the engine to the lower left of the crank pulley Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Data Link Connector (DLC) Lower left side of instrument panel to the left of the steering column Data Communication Component Views Data Communication Connector End Views
Defogger Grid (C49) Mounted to the rear glass Window Systems Component Views Window Systems Connector End Views
Digital Radio Receiver (U2K) Right side of the I/P behind the I/P compartment Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Door Latch Assembly - Driver Inside the rear of the driver door below the outside door handle Vehicle Access Component Views Vehicle Access Connector End Views
Door Latch Assembly - Left Rear (Crew Cab) Inside the rear of the left rear door near the outside door handle Vehicle Access Component Views Vehicle Access Connector End Views
Door Latch Assembly - Passenger Inside the rear of the passenger door below the outside door handle Vehicle Access Component Views Vehicle Access Connector End Views
Door Latch Assembly - Right Rear (Crew Cab) Inside the rear of the right rear door near the outside door handle Vehicle Access Component Views Vehicle Access Connector End Views
Door Lock Switch - Driver (AU3 -AN3/DL3) Mounted to the driver door trim panel Vehicle Access Component Views Vehicle Access Connector End Views
Door Lock Switch - Passenger (AU3 -AN3/DL3) Mounted to the passenger door trim panel Vehicle Access Component Views Vehicle Access Connector End Views
DPF Differential Pressure Sensor (Diesel) In the middle of the frame rail cross member, above the catalytic converter Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Driver Door Switch (DDS) (AN3/DL3) Mounted to the driver door trim panel Vehicle Access Component Views Vehicle Access Connector End Views
Driver Information Center (DIC) Switch Center of the I/P between the instrument cluster and the air vents Displays and Gages Component Views Displays and Gages Connector End Views
Driver Shift Request Switch (MYC/MYD/MW7) Part of the automatic transmission shift lever - -
Electronic Adjustable Pedal Assembly (JF4) Mounted under the lower left side of the instrument panel Adjustable Pedal Component Views Adjustable Pedal Connector End Views
Electronic Brake Control Module (EBCM) (JL4/JF3/JF7/JH6/JH7) Mounted to the left side of the frame assembly below the driver seat Antilock Brake System Component Views Antilock Brake System Connector End Views
Emergency Vehicle Roof Lamp Relay (5Y0) Behind the overhead console Power and Grounding Component Views  Power and Grounding Connector End Views 
Emergency Vehicle Wiring Blunt Cut (5Y0) Behind the overhead console Power and Grounding Component Views  -
Engine Control Module (ECM) Left front of the engine compartment near the fan shroud
Engine Coolant Level Switch (Diesel) In the right front of the engine compartment, below the surge tank Cooling System Component Views Cooling System Connector End Views
Engine Coolant Temperature (ECT) Sensor (Gas +4.3L) In the left front of the cylinder head, between the #3 and #5 cylinder exhaust ports Engine Controls Component Views Engine Controls Connector End Views for the 4.3L engine
Engine Coolant Temperature (ECT) Sensor (Gas -4.3L) Near the left front cylinder head, at the cylinder #1 exhaust port Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines Engine Control Module Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Engine Coolant Temperature (ECT) Sensor 1 (Diesel) Top front middle of the engine Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Engine Coolant Temperature (ECT) Sensor 2 (Diesel) Top front middle of the engine Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Engine Oil Level Switch (4.8L/5.3L/6.0L and 6.2L) Mounted in the right side of the oil pan Displays and Gages Component Views Displays and Gages Connector End Views
Engine Oil Level Switch (Diesel) Mounted on the left side of the oil pan Displays and Gages Component Views Displays and Gages Connector End Views
Engine Oil Pressure (EOP) Sensor (Gas) Top rear of the engine to the rear of the intake manifold Displays and Gages Component Views Displays and Gages Connector End Views
Engine Oil Pressure (EOP) Sensor (Diesel) On the left rear side of the engine block Displays and Gages Component Views Displays and Gages Connector End Views
Evaporative Emissions (EVAP) Canister Purge Solenoid Valve (4.8L, 5.3L, 6.0L and 6.2L) Top of the engine mounted to the intake manifold, on the left side of Injector #1 Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Evaporative Emission (EVAP) Canister Purge Solenoid Valve (4.3L) Attached to the intake manifold on the right side of the engine to the rear of the ignition coil Engine Controls Component Views for the 4.3L engine Engine Controls Connector End Views for the 4.3L engine
Evaporative Emissions (EVAP) Canister Vent Solenoid Valve (Gas) Lower right rear of the vehicle, on the evaporative emission canister Engine Controls Component Views for the 4.3L engine
or
Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Engine Controls Connector End Views for the 4.3L engine
or
Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Exhaust Gas Temperature (EGT) Sensor 1 (Diesel) Under the left side of the vehicle, in front of the catalytic converter Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Exhaust Gas Temperature (EGT) Sensor 2 (Diesel) Under the left side of the vehicle, behind the catalytic converter Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Exhaust Gas Recirculation (EGR) Valve (Diesel) Top right front of the engine Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Exterior Illumination Lamp - Left Under the left outside rearview mirror Lighting Systems Component Views -
Exterior Illumination Lamp - Right Under the right outside rearview mirror Lighting Systems Component Views -
Fog Lamp - Left Front (T96) Lower left front of the vehicle Lighting Systems Component Views Lighting Systems Connector End Views
Fog Lamp - Right Front (T96) Lower right front of the vehicle Lighting Systems Component Views Lighting Systems Connector End Views
Front Axle Actuator (NQF/NQG/NQH/NP2) Mounted to the front axle assembly
Fuel Heater (Diesel) Near the top of the fuel filter on the right side of the engine Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Fuel Injector 1 (Diesel) Near the right side engine rocker cover above cylinder #1 Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Fuel Injector 1 (Gas) Upper left side of the engine, at cylinder #1 Engine Controls Component Views for the 4.3L engine
or
Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Engine Controls Connector End Views for the 4.3L engine
or
Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Fuel Injector 2 (Diesel) Near the left side engine rocker cover above cylinder #2 Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Fuel Injector 2 (Gas) Upper right side of the engine, at cylinder #2 Engine Controls Component Views for the 4.3L engine
or
Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Engine Controls Connector End Views for the 4.3L engine
or
Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Fuel Injector 3 (Diesel) Near the right side engine rocker cover above cylinder #3 Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Fuel Injector 3 (Gas) Upper left side of the engine, at cylinder #3 Engine Controls Component Views for the 4.3L engine
or
Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Engine Controls Connector End Views for the 4.3L engine
or
Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Fuel Injector 4 (Diesel) Near the left side engine rocker cover above cylinder #4 Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Fuel Injector 4 (Gas) Upper right side of the engine, at cylinder #4 Engine Controls Component Views for the 4.3L engine
or
Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Engine Controls Connector End Views for the 4.3L engine
or
Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Fuel Injector 5 (Diesel) Near the right side engine rocker cover above cylinder #5 Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Fuel Injector 5 (Gas) Upper left side of the engine, at cylinder #5 Engine Controls Component Views for the 4.3L engine
or
Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Engine Controls Connector End Views for the 4.3L engine
or
Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Fuel Injector 6 (Diesel) Near the left side engine rocker cover above cylinder #6 Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Fuel Injector 6 (Gas) Upper right side of the engine, at cylinder #6 Engine Controls Component Views for the 4.3L engine
or
Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Engine Controls Connector End Views for the 4.3L engine
or
Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Fuel Injector 7 (Diesel) Near the right side engine rocker cover above cylinder #7 Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Fuel Injector 7 (Gas -4.3L) Upper left side of the engine, at cylinder #7 Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Fuel Injector 8 (Diesel) Near the left side engine rocker cover above cylinder #8 Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Fuel Injector 8 (Gas -4.3L) Upper right side of the engine, at cylinder #8 Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Fuel Level Sensor - Primary (Diesel) Inside the pirmary fuel tank, under the vehicle Displays and Gages Component Views Displays and Gages Connector End Views
Fuel Level Sensor - Secondary (Diesel) Inside the secondary fuel tank, under the rear of the vehicle Displays and Gages Component Views Displays and Gages Connector End Views
Fuel Line Pressure Sensor (Gas -4.3L/LMG/LY6) In front of the electronic brake control module Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engine Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engine
Fuel Pressure Regulator (Diesel) Mounted to the injection pump at the front of the engine center Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Fuel Pump and Sender Assembly - Front (Gas) Inside the fuel tank under the vehicle Displays and Gages Component Views Displays and Gages Connector End Views
Fuel Pump and Sender Assembly - Rear (Gas +LY6) Inside the secondary fuel tank under the rear of the vehicle Displays and Gages Component Views Displays and Gages Connector End Views
Fuel Pump (Diesel) - - Engine Controls Connector End Views for the diesel engine
Fuel Pump (FP) Relay - Secondary (Gas +LY6) On the fuse block - underhood bracket Displays and Gages Component Views Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engine
Fuel Rail Pressure (FRP) Sensor (Diesel) Top of the engine mounted to the right fuel rail Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Fuel Rail Temperature (FRT) Sensor (Diesel) On the top left middle of the engine Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Fuel System Control Module (Gas -4.3L/LMG/LY6) Mounted to the rear frame, near the spare tire mount Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Fuel Tank Pressure (FTP) Sensor (Gas) Mounted to the fuel pump and sender assembly Engine Controls Component Views for the 4.3L engine
or
Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Engine Controls Connector End Views for the 4.3L engine
or
Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Fuse Block - I/P Left of the I/P behind the side trim panel Power and Grounding Component Views  Electrical Center Identification Views 
Fuse Block - Mobile Radio (9L4) Right side of the I/P behind the I/P compartment Power and Grounding Component Views  -
Fuse Block - Underhood Left side of the engine compartment Power and Grounding Component Views  Electrical Center Identification Views 
Fuse Holder - Underhood Right rear of engine compartment mounted to the bulk head Power and Grounding Component Views  -
Garage Door Opener (UG1) Front of the passenger compartment in the overhead console Remote Function Component Views Remote Function Connector End Views
Generator (Gas) Upper left front corner of the engine Engine Electrical Component Views Engine Electrical Connector End Views
Generator - Left (Diesel +K76) Upper left front corner of the engine Engine Electrical Component Views Engine Electrical Connector End Views
Generator - Right (Diesel) Upper right front corner of the engine Engine Electrical Component Views Engine Electrical Connector End Views
Glow Plug 1 (Diesel) Near the right side engine rocker cover above cylinder #1 Engine Controls Component Views for the diesel engine -
Glow Plug 2 (Diesel) Near the left side engine rocker cover above cylinder #2 Engine Controls Component Views for the diesel engine -
Glow Plug 3 (Diesel) Near the right side engine rocker cover above cylinder #3 Engine Controls Component Views for the diesel engine -
Glow Plug 4 (Diesel) Near the left side engine rocker cover above cylinder #4 Engine Controls Component Views for the diesel engine -
Glow Plug 5 (Diesel) Near the right side engine rocker cover above cylinder #5 Engine Controls Component Views for the diesel engine -
Glow Plug 6 (Diesel) Near the left side engine rocker cover above cylinder #6 Engine Controls Component Views for the diesel engine -
Glow Plug 7 (Diesel) Near the right side engine rocker cover above cylinder #7 Engine Controls Component Views for the diesel engine -
Glow Plug 8 (Diesel) Near the left side engine rocker cover above cylinder #8 Engine Controls Component Views for the diesel engine -
Glow Plug Control Module (GPCM) (Diesel) Left rear of the engine above the rocker cover to the left of the turbocharger Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Headlamp - Low Beam - Left Left front of the vehicle Lighting Systems Component Views Lighting Systems Connector End Views
Headlamp - Low Beam - Right Right front of the vehicle Lighting Systems Component Views Lighting Systems Connector End Views
Headlamp - High Beam - Left Left front of the vehicle Lighting Systems Component Views Lighting Systems Connector End Views
Headlamp - High Beam - Right Right front of the vehicle Lighting Systems Component Views Lighting Systems Connector End Views
Headlamp and Panel Dimmer Switch Left side of the I/P to the left of the steering column Lighting Systems Component Views Lighting Systems Connector End Views
Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (Gas) Under the vehicle to the left side of the engine, in front of the catalytic converter Engine Controls Component Views for the 4.3L engine
or
Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Engine Controls Connector End Views for the 4.3L engine
or
Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 (Gas) Under the vehicle to the left side of the engine, behind the catalytic converter Engine Controls Component Views for the 4.3L engine
or
Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Engine Controls Connector End Views for the 4.3L engine
or
Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (Gas) Under the vehicle to the right side of the engine, in front of the catalytic converter Engine Controls Component Views for the 4.3L engine
or
Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Engine Controls Connector End Views for the 4.3L engine
or
Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 (Gas) Under the vehicle to the right side of the engine, behind the catalytic converter Engine Controls Component Views for the 4.3L engine
or
Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Engine Controls Connector End Views for the 4.3L engine
or
Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Heated Seat Element - Driver Back (AN3) Under the driver seat back upholstery Heated/Cooled Seat Component Views Heated/Cooled Seat Connector End Views
Heated Seat Element - Driver Cushion (AN3) Under the driver seat cushion upholstery Heated/Cooled Seat Component Views Heated/Cooled Seat Connector End Views
Heated Seat Element - Passenger Back (AN3) Under the passenger seat back upholstery Heated/Cooled Seat Component Views Heated/Cooled Seat Connector End Views
Heated Seat Element - Passenger Cushion (AN3) Under the passenger seat cushion upholstery Heated/Cooled Seat Component Views Heated/Cooled Seat Connector End Views
Heated Seat Switch - Passenger (AN3) Passenger door panel above the passenger door switch assembly Heated/Cooled Seat Component Views -
Heated Steering Fuse (KA9) On the left side of the steering column, near X276 Steering Wheel and Column Component Views -
Heated Steering Wheel (KA9) On the steering wheel Steering Wheel and Column Component Views Steering Wheel and Column Connector End Views
Heated Steering Wheel Control Module (KA9) Lower left side of the steering wheel assembly behind the inflatable restraint steering wheel module Steering Wheel and Column Component Views -
Hood Ajar Switch (AP3/AP8) Part of the hood latch assembly Immobilizer Component Views Immobilizer Connector End Views
Horn - Left Lower left front of the vehicle Horn Component Views Horn Connector End Views
Horn - Right Lower right front of the vehicle Horn Component Views Horn Connector End Views
Horn Switch In the steering wheel behind the inflatable restraint steering wheel module Horn Component Views -
HVAC Control Module Center of the I/P below the radio HVAC Component Views for the automatic system
or
HVAC Component Views for the manual system
HVAC Connector End Views for the automatic system
or
HVAC Connector End Views for the manual system
I/P Multifunction Switch Assembly Center of the I/P below the HVAC controls Adjustable Pedal Component Views Adjustable Pedal Connector End Views
Ignition Coil 1 (Gas -4.3L) Upper left side of the engine, at cylinder #1 Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Ignition Coil 2 (Gas -4.3L) Upper right side of the engine, at cylinder #2 Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Ignition Coil 3 (Gas -4.3L) Upper left side of the engine, at cylinder #3 Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Ignition Coil 4 (Gas -4.3L) Upper right side of the engine, at cylinder #4 Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Ignition Coil 5 (Gas -4.3L) Upper left side of the engine, at cylinder #5 Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Ignition Coil 6 (Gas -4.3L) Upper right side of the engine, at cylinder #6 Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Ignition Coil 7 (Gas -4.3L) Upper left side of the engine, at cylinder #7 Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Ignition Coil 8 (Gas -4.3L) Upper right side of the engine, at cylinder #8 Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Ignition Control Module (ICM) (4.3L) Mounted to the right front of the intake manifold in front of the ignition coil Engine Controls Component Views for the 4.3L engine Engine Controls Connector End Views for the 4.3L engine
Ignition Switch In the upper steering column on the ignition key cylinder housing Power and Grounding Component Views  Power and Grounding Connector End Views 
Inclination Sensor (SPO Alarm) - - Theft Deterrent System Connector End Views
Inflatable Restraint Front Sensor (-10 Series) Under the center of the radiator core support SIR Component Views SIR Connector End Views
Inflatable Restraint Front Sensor - Left (10 Series) Left front of the engine compartment on the lower radiator core support SIR Component Views SIR Connector End Views
Inflatable Restraint Front Sensor - Right (10 Series) Right front of the engine compartment on the lower radiator core support SIR Component Views SIR Connector End Views
Inflatable Restraint I/P Module Right side of the I/P directly in front of the passenger seat SIR Component Views SIR Connector End Views
Inflatable Restraint I/P Module Disable Switch (C99) In the I/P to the right of the radio SIR Component Views SIR Connector End Views
Inflatable Restraint Passenger Air Bag ON/OFF Indicator (AL0/C99) Front of the passenger compartment in the overhead console near the garage door opener SIR Component Views SIR Connector End Views
Inflatable Restraint Passenger Presence System (PPS) Module (AL0) Under the front passenger seat SIR Component Views SIR Connector End Views
Inflatable Restraint Passenger Presence System (PPS) Sensor (AL0) Under the front passenger seat SIR Component Views SIR Connector End Views
Inflatable Restraint Passenger Seat Belt Tension Sensor (AL0) Part of the passenger seat belt buckle - -
Inflatable Restraint Roof Rail Module - Left (ASF) Behind the left side of the headliner trim to the rear of the C-pillar SIR Component Views SIR Connector End Views
Inflatable Restraint Roof Rail Module - Right (ASF) Behind the right side of the headliner trim to the rear of the C-pillar SIR Component Views SIR Connector End Views
Inflatable Restraint Seat Position Sensor (SPS) - Left (10 Series) Right front corner of the driver seat track assembly SIR Component Views SIR Connector End Views
Inflatable Restraint Sensing and Diagnostic Module (SDM) Under the driver seat SIR Component Views SIR Connector End Views
Inflatable Restraint Side Impact Sensor (SIS) - Left Front (ASF) Inside the driver door SIR Component Views SIR Connector End Views
Inflatable Restraint Side Impact Sensor (SIS) - Left Rear (ASF +Crew Cab/Extended Cab) Inside the left rear door SIR Component Views SIR Connector End Views
Inflatable Restraint Side Impact Sensor (SIS) - Right Front (ASF) Inside the passenger door SIR Component Views SIR Connector End Views
Inflatable Restraint Side Impact Sensor (SIS) - Right Rear (ASF +Crew Cab/Extended Cab) Inside the right rear door SIR Component Views SIR Connector End Views
Inflatable Restraint Steering Wheel Module On the steering wheel SIR Component Views SIR Connector End Views
Inflatable Restraint Steering Wheel Module Coil In the steering column behind the steering wheel SIR Component Views SIR Connector End Views
Inflatable Restraint Vehicle Rollover Sensor (ASF) Below the center console SIR Component Views SIR Connector End Views
Information Center Telltale Assembly (UD7) Top rear of the passenger compartment above the rear window Object Detection Component Views Object Detection Connector End Views
Infrared Module (U42) In the roof mounted DVD system Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Input Speed Sensor (ISS) (M30/M70/MYC/MYD) In the automatic transmission 4L60E AUTOMATIC TRANSMISSION ELECTRONIC COMPONENT VIEWS or for the 6L50/6L80/6L90 Automatic Transmission Electronic Component Views 4L60E AUTOMATIC TRANSMISSION INTERNAL CONNECTOR END VIEWS or for the 6L50/6L80/6L90 Automatic Transmission Internal Connector End Views
Inside Air Temperature Sensor - Front (CJ2) Left side of the headliner between A-pillar and B-pillar HVAC Component Views for the automatic system HVAC Connector End Views for the automatic system
Inside Rearview Mirror (ISRVM) Mounted at the top center of the windshield Mirror Component Views Mirror Connector End Views
Instrument Panel Cluster (IPC) Left side of the I/P above the steering column Displays and Gages Component Views Displays and Gages Connector End Views
Intake Air Heater (IAH) Module (Diesel) Mounted at the front of the engine center Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Intake Air Temperature (IAT) Sensor 2 (Diesel) On the top front middle of the engine Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Intake Air Valve (Diesel) On the top right front of the engine Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Internal Mode Switch (MYD/MYC) In the automatic transmission Automatic Transmission Electronic Component Views for the 6L50/6L80/6L90 transmission Automatic Transmission Internal Connector End Views for the 6L50/6L80/6L90 transmission
Junction Block - Left I/P Lower left side of instrument panel to the left of the steering column Power and Grounding Component Views  Electrical Center Identification Views 
Junction Block - Rear Lamps Inside of the left frame rail near the rear of the vehicle Power and Grounding Component Views  Electrical Center Identification Views 
Junction Block - Right I/P Right side of the I/P behind the end trim panel Power and Grounding Component Views  Electrical Center Identification Views 
Knock Sensor (KS) - 1 (Gas) Lower left side of the engine Engine Controls Component Views for the 4.3L engine
or
Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Engine Controls Connector End Views for the 4.3L engine
or
Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Knock Sensor (KS) - 2 (Gas) Lower right side of the engine Engine Controls Component Views for the 4.3L engine
or
Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Engine Controls Connector End Views for the 4.3L engine
or
Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
License Lamp - Left Left center of the rear bumper Lighting Systems Component Views Lighting Systems Connector End Views
License Lamp - Right Right center of the rear bumper Lighting Systems Component Views Lighting Systems Connector End Views
Line Pressure Control (PC) Solenoid (MYC/MYD) Part of the automatic transmission - -
Lumbar Adjuster Assembly - Driver (AN3) In the back of the driver seat Power Seat Component Views -
Lumbar Adjuster Assembly - Passenger (AN3) In the back of the passenger seat Power Seat Component Views -
Manifold Absolute Pressure (MAP) Sensor Top of the engine above intake manifold
Marker Lamp - Left Front (Z88) Left front of the vehicle Lighting Systems Component Views Lighting Systems Connector End Views
Marker Lamp - Left Rear (Z88) Part of the left rear tail lamp assembly Lighting Systems Component Views Lighting Systems Connector End Views
Marker Lamp - Right Front (Z88) Right front of the vehicle Lighting Systems Component Views Lighting Systems Connector End Views
Marker Lamp - Right Rear (Z88) Part of the right rear tail lamp assembly Lighting Systems Component Views Lighting Systems Connector End Views
Marker Lamp - Tailgate (R05) Below the tailgate directly above the license plate Lighting Systems Component Views Lighting Systems Connector End Views
Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor Right front of the engine compartment, in the air cleaner duct
Memory Seat Module (AN3) Under the front of the driver seat above the seat track Power Seat Component Views Power Seat Connector End Views
Memory/Heated Seat Switch (AN3) Driver door panel above the driver door switch assembly Power Seat Component Views -
Mode Actuator Left side of the HVAC module assembly HVAC Component Views for the automatic system
or
HVAC Component Views for the manual system
HVAC Connector End Views for the automatic system
or
HVAC Connector End Views for the manual system
Mobile Radio Blunt Cut (9L4) Below the center of the I/P Power and Grounding Component Views  -
Mod Main Pressure Control Solenoid (MW7) In the automatic transmission - Automatic Transmission Internal Connector End Views for the Allison transmission
Noise Compensation Microphone (Y91) Inside the center console Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Object Sensor - Left Rear Corner (UD7) Left rear corner of the bumper cover Object Detection Component Views Object Detection Connector End Views
Object Sensor - Left Rear Middle (UD7) Left side of the bumper cover Object Detection Component Views Object Detection Connector End Views
Object Sensor - Right Rear Corner (UD7) Right rear corner of the bumper cover Object Detection Component Views Object Detection Connector End Views
Object Sensor - Right Rear Middle (UD7) Right side of the bumper cover Object Detection Component Views Object Detection Connector End Views
Output Speed Sensor (OSS) (MYC/MYD) In the automatic transmission Automatic Transmission Electronic Component Views for the 6L50/6L80/6L90 transmission Automatic Transmission Internal Connector End Views for the 6L50/6L80/6L90 transmission
Outside Moisture Sensor (CE1) Mounted to the windshield near the inside rearview mirror Wiper/Washer Component Views Wiper/Washer Connector End Views
Outside Rearview Mirror - Driver (-DL3) On the left front door Mirror Component Views Mirror Connector End Views
Outside Rearview Mirror - Driver (+DL3) On the left front door Mirror Component Views -
Outside Rearview Mirror - Passenger (-DL3) On the right front door Mirror Component Views Mirror Connector End Views
Outside Rearview Mirror - Passenger (+DL3) On the right front door Mirror Component Views -
Outside Rearview Mirror Switch (-AN3/DL3) In the left front door trim panel - Mirror Connector End Views
Park Brake Switch Under the driver side of the I/P mounted to the park brake pedal assembly Hydraulic Brake Component Views Hydraulic Brake Connector End Views
Park/Neutral Position (PNP) Switch (M30/M70) Mounted to the left front of the transmission, at the shift shaft Automatic Transmission Electronic Component Views for the 4L60-E/4L65-E/4L70-E transmission Automatic Transmission Related Connector End Views for the 4L60-E/4L65-E/4L70-E transmission
Park/Turn Signal Lamp - Left Front Lower Left front of the vehicle Lighting Systems Component Views Lighting Systems Connector End Views
Park/Turn Signal Lamp - Left Front Upper Left front of the vehicle Lighting Systems Component Views Lighting Systems Connector End Views
Park/Turn Signal Lamp - Right Front Lower Right front of the vehicle Lighting Systems Component Views Lighting Systems Connector End Views
Park/Turn Signal Lamp - Right Front Upper Right front of the vehicle Lighting Systems Component Views Lighting Systems Connector End Views
Passenger Door Switch (PDS) (AN3/DL3) Mounted to the passenger door trim panel Vehicle Access Component Views Vehicle Access Connector End Views
Power Brake Booster (JL4) Left rear corner of the engine compartment near the master cylinder Antilock Brake System Component Views Antilock Brake System Connector End Views
Power Take Off Blunt Cut (PTO) - - -
Power Take Off (PTO) Module (PTO) On the right side outer frame rail, near the right front tire Power Take-Off (PTO) Component Views Power Take-Off (PTO) Connector End Views
Power Take Off (PTO) Relay (PTO) In the engine compartment - Power Take-Off (PTO) Connector End Views
Power Take Off (PTO) Switch (PTO) Center of the I/P to the right of the radio Power Take-Off (PTO) Component Views Power Take-Off (PTO) Connector End Views
Pressure Control (PC) Solenoid Valve (M30/M70) In the automatic transmission Automatic Transmission Electronic Component Views for the 4L60-E/4L65-E/4L70-E transmission Automatic Transmission Internal Connector End Views for the 4L60-E/4L65-E/4L70-E transmission
Pressure Control (PC) Solenoid 2 (MYC/MYD) Part of the automatic transmission - -
Pressure Control (PC) Solenoid 3 (MYC/MYD) Part of the automatic transmission - -
Pressure Control (PC) Solenoid 4 (MYC/MYD) Part of the automatic transmission - -
Pressure Control (PC) Solenoid 5 (MYC/MYD) Part of the automatic transmission - -
Pressure Control Solenoid 1 (PCS1) (MW7) In the automatic transmission - Automatic Transmission Internal Connector End Views for the Allison transmission
Pressure Control Solenoid 2 (PCS2) (MW7) In the automatic transmission - Automatic Transmission Internal Connector End Views for the Allison transmission
Pressure Switch Manifold (PSM) (MW7) In the automatic transmission - Automatic Transmission Internal Connector End Views for the Allison transmission
Radio Center of the I/P Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Rear Object Sensor Control Module (UD7) Under the right front seat Object Detection Component Views Object Detection Connector End Views
Rear Seat Audio (RSA) Controller (UK6) Rear of the center console Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Recirculation Actuator (CJ2/C67) Top of the HVAC module on the right side HVAC Component Views for the automatic system
or
HVAC Component Views for the manual system
HVAC Connector End Views for the automatic system
or
HVAC Connector End Views for the manual system
Remote Control Door Lock Receiver (RCDLR) (AP3/AP8) Top rear of the passenger compartment above the rear window Remote Function Component Views Remote Function Connector End Views
Run Relay (TP2) At the right rear of the engine compartment, near the underhood fuse holder Engine Electrical Component Views Engine Electrical Connector End Views
Roof Beacon Switch (5X7/5Y0/TRW) In the overhead console Power and Grounding Component Views  Power and Grounding Connector End Views 
Roof Beacon Relay (TRW) Behind the overhead console, near the top Power and Grounding Component Views  Power and Grounding Connector End Views 
Roof Marker Lamp - Left (U01) On the left side of the roof, above the windshield Lighting Systems Component Views Lighting Systems Connector End Views
Roof Marker Lamp - Right (U01) On the right side of the roof, above the windshield Lighting Systems Component Views Lighting Systems Connector End Views
Roof Mounted Beacon Blunt Cut (TRW) Behind the overhead console, on the right Power and Grounding Component Views  -
Rotational Position Sensor (NQH) Mounted to the transfer case Transfer Case Control Component Views for the NQH transfer case Transfer Case Control Connector End Views for the NQH transfer case
Seat Adjuster Assembly - Driver (AG1) Below the driver seat mounted to the seat track Power Seat Component Views Power Seat Connector End Views
Seat Adjuster Assembly - Passenger (AG2) Below the passenger seat mounted to the seat track Power Seat Component Views Power Seat Connector End Views
Seat Adjuster Switch - Driver (AG1) Lower left side of the driver seat Power Seat Component Views Power Seat Connector End Views
Seat Adjuster Switch - Passenger (AG2) Lower right side of the passenger seat Power Seat Component Views Power Seat Connector End Views
Seat Belt Buckle - Driver Right rear corner of the driver seat cushion frame Seat Belt Component Views Seat Belt Connector End Views
Seat Belt Buckle - Passenger (10 Series) Left rear corner of the passenger seat cushion frame Seat Belt Component Views Seat Belt Connector End Views
Seat Belt Pretensioner - Driver Part of the driver seat belt retractor assembly SIR Component Views SIR Connector End Views
Seat Belt Pretensioner - Passenger Part of the passenger seat belt retractor assembly SIR Component Views SIR Connector End Views
Seat Front Vertical Motor - Driver Part of the seat adjuster assembly - driver - -
Seat Front Vertical Motor - Passenger Part of the seat adjuster assembly - passenger - -
Seat Front Vertical Motor Position Sensor - Driver (AN3) Under the driver seat, toward the middle - -
Seat Horizontal Motor - Driver Part of the seat adjuster assembly - driver - -
Seat Horizontal Motor - Passenger Part of the seat adjuster assembly - passenger - -
Seat Horizontal Motor Position Sensor - Driver (AN3) Under the driver seat, toward the front - -
Seat Lumbar Horizontal Motor - Driver (AN3) In the driver seat back, on the left Power Seat Component Views Power Seat Connector End Views
Seat Lumbar Horizontal Motor - Passenger (AN3) In the passenger seat back, on the right Power Seat Component Views Power Seat Connector End Views
Seat Lumbar Horizontal Motor Position Sensor - Driver (AN3) In the driver seat back, on the left Power Seat Component Views Power Seat Connector End Views
Seat Lumbar Switch - Driver (AN3) Lower left side of the driver seat Power Seat Component Views Power Seat Connector End Views
Seat Lumbar Switch - Passenger (AN3) Lower right side of the passenger seat Power Seat Component Views Power Seat Connector End Views
Seat Lumbar Vertical Motor - Driver (AN3) In the driver seat back, on the right Power Seat Component Views Power Seat Connector End Views
Seat Lumbar Vertical Motor - Passenger (AN3) In the passenger seat back, on the left Power Seat Component Views Power Seat Connector End Views
Seat Lumbar Vertical Motor Position Sensor - Driver (AN3) In the driver seat back, on the right Power Seat Component Views Power Seat Connector End Views
Seat Rear Vertical Motor - Driver Part of the seat adjuster assembly - driver - -
Seat Rear Vertical Motor - Passenger Part of the seat adjuster assembly - passenger - -
Seat Recline Motor - Driver (AN3) Lower right side of the driver seat back, below the seat back upholstery Power Seat Component Views Power Seat Connector End Views
Seat Recline Motor - Passenger (AN3) Lower right side of the passenger seat back, below the seat back upholstery Power Seat Component Views Power Seat Connector End Views
Seat Recline Position Sensor - Driver (AN3) Lower right side of the driver seat back, below the seat back upholstery Power Seat Component Views Power Seat Connector End Views
Security Indicator Lamp (SPO Alarm) - - Theft Deterrent System Connector End Views
Shift Solenoid (SS) 1 (MYC/MYD) Part of the automatic transmission - -
Shift Solenoid (SS) 2 (MYC/MYD) Part of the automatic transmission - -
Shift Solenoid 1 (SS1) (MW7) In the automatic transmission - Automatic Transmission Internal Connector End Views for the Allison transmission
Shift Solenoid 2 (SS2) (MW7) In the automatic transmission - Automatic Transmission Internal Connector End Views for the Allison transmission
Shift Solenoid 3 (SS3) (MW7) In the automatic transmission - Automatic Transmission Internal Connector End Views for the Allison transmission
Shock Sensor (SPO Alarm) - - Theft Deterrent System Connector End Views
Sliding Rear Window Close Relay (A48) On the right rear of the cab wall, behind the trim panel Window Systems Component Views Window Systems Connector End Views
Sliding Rear Window Open Relay (A48) On the right rear of the cab wall, behind the trim panel Window Systems Component Views Window Systems Connector End Views
Sliding Rear Window Motor (A48) Below the rear window Window Systems Component Views Window Systems Connector End Views
Sliding Rear Window Switch (A48) In the overhead console Window Systems Component Views Window Systems Connector End Views
Speaker - Center (UQA +Y91) In the center of the upper I/P pad Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Speaker - Left Front Behind the left front door trim panel Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Speaker - Left Front Tweeter (UQ3/UQA) Behind the left A-pillar trim panel Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Speaker - Left Rear (Regular Cab) Behind the left B-pillar trim panel Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Speaker - Left Rear Door (Extended Cab/Crew Cab) Behind the left rear door trim panel Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Speaker - Right Front Behind the passenger door trim panel Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Speaker - Right Front Tweeter (UQ3/UQA) Behind the right A-pillar trim panel Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Speaker - Right Rear (Regular Cab) Behind the right B-pillar trim panel Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Speaker - Right Rear Door (Extended Cab/Crew Cab) Behind the right rear door trim panel Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Speaker - Subwoofer (UQA) Under the center of the I/P cover, in the center of the console Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Starter Lower right rear corner of the engine Engine Electrical Component Views -
Steering Angle Sensor (JL4) Mounted to the steering column below the shift interlock solenoid Antilock Brake System Component Views Antilock Brake System Connector End Views
Steering Wheel Control Switch Assembly - Left (K34/KA9) Left center of the steering wheel to the left of the inflatable restraint steering wheel module Secondary/Configurable Control Component Views Secondary/Configurable Control Connector End Views
Steering Wheel Control Switch Assembly - Right (UK3) Right center of the steering wheel to the right of the inflatable restraint steering wheel module Secondary/Configurable Control Component Views Secondary/Configurable Control Connector End Views
Stop Lamp Switch Top of the brake pedal assembly Lighting Systems Component Views Lighting Systems Connector End Views
Sunroof Module (CF5) Front of the passenger compartment above the headliner Sunroof Component Views Sunroof Connector End Views
Sunroof Switch (CF5) Front of the passenger compartment in the overhead console Sunroof Component Views Sunroof Connector End Views
Sunshade - Left (DH6) Front left roof line mounted to the headliner Lighting Systems Component Views Lighting Systems Connector End Views
Sunshade - Right (DH6) Front right roof line mounted to the headliner Lighting Systems Component Views Lighting Systems Connector End Views
Tail/Stop and Turn Signal Lamp - Lower Left Left rear of the vehicle Lighting Systems Component Views Lighting Systems Connector End Views
Tail/Stop and Turn Signal Lamp - Lower Right Right rear of the vehicle Lighting Systems Component Views Lighting Systems Connector End Views
Tail/Stop and Turn Signal Lamp - Upper Left Left rear of the vehicle Lighting Systems Component Views Lighting Systems Connector End Views
Tail/Stop and Turn Signal Lamp - Upper Right Right rear of the vehicle Lighting Systems Component Views Lighting Systems Connector End Views
Terminator Resister In the chassis harness on the left rear chassis crossmember near the evaporative emissions canister Data Communication Component Views Data Communication Connector End Views
Theft Deterrent Control Module Right side of the steering column near the ignition key cylinder Immobilizer Component Views Immobilizer Connector End Views
Throttle Body (Gas) Mounted to the front of the intake manifold Engine Controls Component Views for the 4.3L engine
or
Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Engine Controls Connector End Views for the 4.3L engine
or
Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid (MYC/MYD) Part of the automatic transmission - -
Torque Convertor Clutch (TCC) Solenoid Valve (M30/M70) In the automatic transmission Automatic Transmission Electronic Component Views for the 4L60-E/4L65-E/4L70-E transmission Automatic Transmission Internal Connector End Views for the 4L60-E/4L65-E/4L70-E transmission
Torque Converter Clutch Pressure Control Solenoid (TCC PCS) (MW7) In the automatic transmission - Automatic Transmission Internal Connector End Views for the Allison transmission
Torque Convertor Clutch Pulse Width Modulation (TCC PWM) Solenoid Valve (M30/M70) In the automatic transmission Automatic Transmission Electronic Component Views for the 4L60-E/4L65-E/4L70-E transmission Automatic Transmission Internal Connector End Views for the 4L60-E/4L65-E/4L70-E transmission
Tow/Haul Switch (M30/M70/MYC/MYD/MW7) Part of the automatic transmission shift lever - -
Traction Control Switch (JL4) Center of the I/P near the radio, part of the I/P multifunction switch assembly - -
Trailer Blunt Cut (Export) - - -
Trailer Brake Blunt Cut (Domestic) - - -
Trailer Brake Controller Module (TBCM) (JL1 +20/30 Series) On the left side inner frame rail, near the rear of the vehicle Trailer Brake Control Component Views Trailer Brake Control Connector End Views
Trailer Brake Controller Module (TBCM) (JL1 +31 Series) On the right side inner frame rail, near the rear of the vehicle Trailer Brake Control Component Views Trailer Brake Control Connector End Views
Trailer Brake Controller Solid State Relay (JL1 +20/30 Series) On the left side inner frame rail, near the rear of the vehicle Trailer Brake Control Component Views Trailer Brake Control Connector End Views
Trailer Brake Controller Solid State Relay (JL1 +31 Series) On the right side inner frame rail, near the rear of the vehicle Trailer Brake Control Component Views Trailer Brake Control Connector End Views
Trailer Brake Control Panel Switch (JL1) Lower left side of the I/P Trailer Brake Control Component Views Trailer Brake Control Connector End Views
Trailer Connector (UY7) Rear of the vehicle, to the left of the license plate Power and Grounding Component Views  Power and Grounding Connector End Views 
Transfer Case Encoder Motor (NQF/NQH) Mounted to the transfer case Transfer Case Control Component Views for the NQF transfer case
or
Transfer Case Control Component Views for the NQH transfer case
Transfer Case Control Connector End Views for the NQF transfer case
or
Transfer Case Control Connector End Views for the NQH transfer case
Transfer Case Shift Control Module (NQF/NQH) Lower left side of the I/P near the steering column Transfer Case Control Component Views for the NQF transfer case
or
Transfer Case Control Component Views for the NQH transfer case
Transfer Case Control Connector End Views for the NQF transfer case
or
Transfer Case Control Connector End Views for the NQH transfer case
Transfer Case Shift Control Switch (NQF/NQH -Y91) Center of the I/P, to the left of the radio Transfer Case Control Component Views for the NQF transfer case
or
Transfer Case Control Component Views for the NQH transfer case
Transfer Case Control Connector End Views for the NQF transfer case
or
Transfer Case Control Connector End Views for the NQH transfer case
Transfer Case Shift Control Switch (NQF/NQH +Y91) Left side of the I/P, to the left of the steering wheel Transfer Case Control Component Views for the NQF transfer case
or
Transfer Case Control Component Views for the NQH transfer case
Transfer Case Control Connector End Views for the NQF transfer case
or
Transfer Case Control Connector End Views for the NQH transfer case
Transfer Case Shift Control Switch (NQG/NP2) On top of the transfer case Transfer Case Control Component Views for the NQG transfer case
or
Transfer Case Control Component Views for the NP2 transfer case
Transfer Case Control Connector End Views for the NQG transfer case
or
Transfer Case Control Connector End Views for the NP2 transfer case
Transmission Fluid Pressure (TFP) Switch (MYC/MYD) Part of the automatic transmission - -
Transmission Fulid Temperature (TFT) Sensor (MYC/MYD) Part of the automatic transmission - -
Transmission Internal Mode Switch (MW7) In the automatic transmission - Automatic Transmission Internal Connector End Views for the Allison transmission
Transmission Control Module (TCM) (M30/M70/MW7) Left front of the engine compartment near the fan shroud Automatic Transmission Electronic Component Views for the 4L60-E/4L65-E/4L70-E transmission
or
Automatic Transmission Electronic Component Views for the Allison transmission
Automatic Transmission Related Connector End Views for the 4L60-E/4L65-E/4L70-E transmission
or
Automatic Transmission Related Connector End Views for the Allison transmission
Transmission Control Module (TCM) (MYC/MYD) Part of the automatic transmission - -
Turbocharger Vane Position Control Solenoid Valve (Diesel) On the top center of the engine Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Turbocharger Vane Position Sensor (Diesel) On the top left front of the engine Engine Controls Component Views for the diesel engine Engine Controls Connector End Views for the diesel engine
Turn Signal Multifunction Switch Mounted to the left side of the steering column behind the steering wheel Lighting Systems Component Views Lighting Systems Connector End Views
Valve Lifter Oil Manifold (VLOM) Assembly (Gas -4.3L/4.8L) Mounted in the valve lifter valley below the intake manifold Engine Controls Component Views for the 4.8L, 5.3L, 6.0L and 6.2L engines Engine Controls Connector End Views for the 4.8L, 5.3L, 6.0L and 6.2L engines
Vehicle Communication Interface Module (VCIM) (UE1) Center of the I/P, behind the HVAC control head Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Vehicle Speed Sensor (VSS) (M30/M70/MW7) In the tailshaft housing of the transmission Automatic Transmission Electronic Component Views for the 4L60-E/4L65-E/4L70-E transmission Automatic Transmission Related Connector End Views for the 4L60-E/4L65-E/4L70-E transmission
or
Automatic Transmission Related Connector End Views for the Allison transmission
Video Display (U42) In the headliner between the front and second row seating Entertainment/Communication Component Views Entertainment/Communication Connector End Views
Washer Fluid Level Switch Mounted in bottom of the washer fluid reservoir Wiper/Washer Component Views Wiper/Washer Connector End Views
Water In Fuel Sensor (Diesel) Bottom of the fuel filter on the right side of the engine Displays and Gages Component Views Displays and Gages Connector End Views
Wheel Speed Sensor (WSS) - Left Front (JL4/JF3/JF7/JH6/JH7) Mounted to the left front steering knuckle assembly Antilock Brake System Component Views Antilock Brake System Connector End Views
Wheel Speed Sensor (WSS) - Left Rear (JL4) Mounted to the left rear brake backing plate Antilock Brake System Component Views Antilock Brake System Connector End Views
Wheel Speed Sensor (WSS) - Right Front (JL4/JF3/JF7/JH6/JH7) Mounted to the right front steering knuckle assembly Antilock Brake System Component Views Antilock Brake System Connector End Views
Wheel Speed Sensor (WSS) - Right Rear (JL4) Mounted to the left rear brake backing plate Antilock Brake System Component Views Antilock Brake System Connector End Views
Window Motor - Driver (A31) Inside the driver door mounted to the window regulator, to the rear of the door speaker Window Systems Component Views Window Systems Connector End Views
Window Motor - Left Rear (Crew Cab +A31/Extended Cab +ABV) Inside the left rear door mounted to the window regulator, above the door speaker Window Systems Component Views Window Systems Connector End Views
Window Motor - Passenger (A31) Inside the passenger door mounted to the window regulator, to the rear of the door speaker Window Systems Component Views Window Systems Connector End Views
Window Motor - Right Rear (Crew Cab +A31/Extended Cab +ABV) In the right rear door mounted to the window regulator Window Systems Component Views Window Systems Connector End Views
Window Switch - Driver (A31 -AN3/DL3) In the left front door trim panel - Window Systems Connector End Views
Window Switch - Left Rear (Crew Cab +A31/Extended Cab +ABV) In the left rear door trim panel Window Systems Component Views Window Systems Connector End Views
Window Switch - Right Rear (Crew Cab +A31/Extended Cab +ABV) In the right rear door trim panel Window Systems Component Views Window Systems Connector End Views
Window Switch - Passenger (A31 -AN3/DL3) In the right front door trim panel - Window Systems Connector End Views
Windshield Washer Fluid Pump Left front corner of the engine compartment mounted in the bottom of the windshield washer fluid reservoir Wiper/Washer Component Views Wiper/Washer Connector End Views
Windshield Washer Solvent Heater (XA7) Left rear corner of the engine compartment Wiper/Washer Component Views Wiper/Washer Connector End Views
Windshield Wiper Motor Under the windshield cowl between the wiper arms Wiper/Washer Component Views Wiper/Washer Connector End Views
Wrecker Relay (5X7) In the right rear corner of the engine compartment, above the RH wheel house - Power and Grounding Connector End Views 
Yaw Rate and Lateral Acceleration Sensor (JL4) Under the center console trim panel Antilock Brake System Component Views Antilock Brake System Connector End Views
X100 (8 Cavities) Forward lamp harness to left headlamp harness at the left front corner of the engine compartment, behind the left front headlamp Harness Routing Views Inline Harness Connector End Views
X103 (16 Cavities) Instrument panel harness to forward lamp harness at the left side of the engine compartment under the fuse block underhood Harness Routing Views Inline Harness Connector End Views
X106 (8 Cavities) Forward lamp harness to right headlamp harness, behind the right front headlamp Harness Routing Views Inline Harness Connector End Views
X107 (Diesel) (40 Cavities) Engine chassis harness to engine harness, near the top left front of the engine Harness Routing Views Inline Harness Connector End Views
X108 (Diesel) (40 Cavities) Engine chassis harness to engine harness, near the top left front of the engine Harness Routing Views Inline Harness Connector End Views
X109 (NQF/NQH) (40 Cavities) Engine harness (-diesel) or engine chassis harness (diesel) to instrument panel harness left side of the engine compartment below the fuse block - underhood Harness Routing Views Inline Harness Connector End Views
X109 (-NQF/-NQH) (24 Cavities) Engine harness (-diesel) or engine chassis harness (diesel) to instrument panel harness left side of the engine compartment below the fuse block - underhood Harness Routing Views Inline Harness Connector End Views
X110 (NQF/NQG/NQH/NP2) (4 Cavities) Engine harness (-diesel) or engine chassis harness (diesel) to front axle harness on left side of the chassis between the first and second body mount Harness Routing Views Inline Harness Connector End Views
X111 (4.8L, 5.3L, 6.0L, and 6.2L) (7 Cavities) Engine harness to left ignition coil harness on left side of engine above rocker cover Harness Routing Views Inline Harness Connector End Views
X112 (4.3L) (3 Cavities) Engine harness to camshaft position sensor jumper harness - Inline Harness Connector End Views
X112 (4.8 and 5.3L) (3 Cavities) Engine harness to camshaft position sensor jumper harness on the lower left front of the engine to the left of the crankshaft pulley Harness Routing Views Inline Harness Connector End Views
X112 (6.0 and 6.2L) (5 Cavities) Engine harness to camshaft position sensor jumper harness on the lower left front of the engine to the left of the crankshaft pulley Harness Routing Views Inline Harness Connector End Views
X113 (4.8L, 5.3L, 6.0L, and 6.2L) (7 Cavities) Engine harness to right ignition coil harness on the right side of the engine above the rocker cover Harness Routing Views Inline Harness Connector End Views
X113 (Diesel) (6 Cavities) Engine jumper harness to engine harness - Inline Harness Connector End Views
X115 (JL4) (24 Cavities) Chassis harness to instrument panel harness on the left side of the chassis above the left front shock tower, under the underhood fuse block Harness Routing Views Inline Harness Connector End Views
X116 (9L4) (1 Cavity) Battery positive harness to brake clutch harness - Inline Harness Connector End Views
X117 (Diesel) (4 Cavities) Fuel rail pressure sensor jumper harness to engine harness - Inline Harness Connector End Views
X121 (9L4) (6 Cavities) Battery negative harness to battery positive harness - Inline Harness Connector End Views
X122 (TP2) (4 Cavities) Auxiliary battery harness to engine harness, near the underhood fuse holder Power and Grounding Component Views  Inline Harness Connector End Views
X123 (PTO) (12 Cavities) Engine chassis harness to instrument panel harness left side of the engine compartment below the fuse block - underhood Harness Routing Views Inline Harness Connector End Views
X124 (PTO) (16 Cavities) Engine chassis harness to PTO jumper harness, on the right side outer frame rail, near the right front tire Harness Routing Views Inline Harness Connector End Views
X125 (31 Series +6.0L) (4 Cavities) Engine harness to heated oxygen sensor (HO2S) jumper harness, on the right frame rail, near the right catalytic converter Harness Routing Views Inline Harness Connector End Views
X126 (-JL4) (12 Cavities) Instrument panel harness to chassis harness on the left side of the chassis above the left front shock tower Harness Routing Views Inline Harness Connector End Views
X127 (Diesel) (2 Cavities) Engine chassis harness to generator jumper harness, near the top right front of the engine Harness Routing Views Inline Harness Connector End Views
X128 (Diesel) (3 Cavities) Fuel pressure regulator harness to engine harness - Inline Harness Connector End Views
X175 (M30/M70/MW7) (20 Cavities) Engine harness (-diesel) or engine chassis harness (diesel) to transmission internal harness under vehicle on the upper right side of the transmission Harness Routing Views Automatic Transmission Inline 20-Way Connector End View for the 4L60-E/4L65-E/4L70-E transmission
or
Automatic Transmission Inline Harness Connector End View for the Allison transmission
X200 (4 Cavities) Instrument panel harness to body harness lower left side of the I/P above the left kick panel Harness Routing Views Inline Harness Connector End Views
X201 (22 Cavities) Steering column harness to instrument panel harness left center of the I/P on the steering column behind the knee bolster Harness Routing Views Inline Harness Connector End Views
X202 (30 Cavities) Instrument panel harness to body harness lower left side of the I/P behind the left kick panel Harness Routing Views Inline Harness Connector End Views
X203 (8 Cavities) Instrument panel harness (Y91) or instrument panel extension harness (-Y91) to headliner harness on the upper left side of the I/P near the left A-pillar, under the defrost detector Harness Routing Views Inline Harness Connector End Views
X204 (U42) (12 Cavities) Headliner harness to instrument panel harness (Y91) or instrument panel extension harness (-Y91) on the upper left side of the I/P near the left A-pillar, under the defrost deflector Harness Routing Views Inline Harness Connector End Views
X205 (16 Cavities) Brake clutch harness to instrument panel harness top left of the I/P behind the instrument cluster, under the defrost deflector Harness Routing Views Inline Harness Connector End Views
X206 (U42) (8 Cavities) RH A-pillar harness to instrument panel harness (Y91) or instrument panel extension harness (-Y91) top right side of the I/P near the right A-pillar Harness Routing Views Inline Harness Connector End Views
X207 (6J4) (1 Cavity) I/P harness to I/P harness - Inline Harness Connector End Views
X211 (40 Cavities) Instrument panel harness (Y91) or instrument panel extension harness (-Y91) to console harness below the console trim panel on the right side in front of the audio amplifier Harness Routing Views Inline Harness Connector End Views
X212 (-Y91) (30 Cavities) Instrument panel harness to instrument panel extension harness, behind the center A/C vents Harness Routing Views Inline Harness Connector End Views
X213 (COAX) RH A-pillar harness to instrument panel harness (Y91) or instrument panel extension harness (-Y91) upper right side of the I/P behind the defrost deflector Harness Routing Views -
X214 (9L4) (1 Cavity) Brake clutch harness to the fuse block jumper harness, behind the instrument cluster Harness Routing Views Inline Harness Connector End Views
X219 (9L4) (1 Cavity) Brake clutch harness to fuse block jumper harness, behind the instrument cluster Harness Routing Views Inline Harness Connector End Views
X220 (JL1) (8 Cavities) Brake clutch harness to chassis harness, at clutch pedal brackets Harness Routing Views Inline Harness Connector End Views
X224 (5Y0/5X7) (3 Cavities) Brake clutch harness to beacon harness - Inline Harness Connector End Views
X225 (9L4) (1 Cavity) Brake clutch harness to battery positive harness - Inline Harness Connector End Views
X226 (9L4) (1 Cavity) Fuse block jumper harness to brake clutch harness, below the I/P to the left of the pedal assembly Harness Routing Views Inline Harness Connector End Views
X227 (SPO Alarm) (2 Cavities) LED indicator harness to SPO theft harness - Inline Harness Connector End Views
X228 (5Y0) (1 Cavity) Beacon harness to chassis harness - Inline Harness Connector End Views
X275 (4 Cavities) Inflatable restraint steering wheel module coil to body harness lower left side of the I/P near the steering column Harness Routing Views Inline Harness Connector End Views
X276 (KA9) (2 Cavities) Steering column harness to inflatable restraint steering wheel module coil in the steering column near the steering wheel Harness Routing Views Inline Harness Connector End Views
X277 (KA9) (2 Cavities) Inflatable restraint steering wheel module coil to heated steering wheel harness in the steering column near the steering wheel Harness Routing Views Inline Harness Connector End Views
X300 (8 Cavities) Chassis harness to engine harness (-diesel) or engine chassis harness (diesel) left side of the frame assembly in front of the electronic brake control module Harness Routing Views Inline Harness Connector End Views
X303 (AN3) (30 Cavities) Body harness to driver seat harness under the driver seat Harness Routing Views Inline Harness Connector End Views
X303 (-AN3) (6 Cavities) Body harness to driver seat harness under the driver seat Harness Routing Views Inline Harness Connector End Views
X304 (16 cavities) Headliner harness to overhead console harness front center of roof behind the headliner Harness Routing Views Inline Harness Connector End Views
X305 (AN3) (30 Cavities) Body harness to passenger seat harness under the passenger seat Harness Routing Views Inline Harness Connector End Views
X305 (-AN3) (8 Cavities) Body harness to passenger seat harness under the passenger seat Harness Routing Views Inline Harness Connector End Views
X306 (U42) (8 Cavities) Headliner harness to right A-pillar harness front center roof behind the left side of the overhead console assembly - Inline Harness Connector End Views
X309 (Y91) (8 Cavities) Body harness to console harness below the console trim panel in front of the audio amplifier Harness Routing Views Inline Harness Connector End Views
X313 (CF5/TRW/5X7/5Y0) (5 Cavities) Sunroof harness (CF5) or overhead console harness (TRW/5X7/5Y0) to right A-pillar harness upper front right side of headliner above the right sunshade Harness Routing Views Inline Harness Connector End Views
X318 (3 Cavities) Headliner harness to CHMSL harness, rear center of the third brake light Harness Routing Views Inline Harness Connector End Views
X319 (D07 +UQ3/A23) (2 Cavities) Body harness to console harness Harness Routing Views Inline Harness Connector End Views
X320 (A48) (4 Cavities) Body harness to sliding rear window jumper harness, below the right rear window, under the trim Harness Routing Views Inline Harness Connector End Views
X321 (A48) (3 cavities) Body harness to headliner harness, below the right rear window trim Harness Routing Views Inline Harness Connector End Views
X322 (UD7) (4 Cavities) Body harness to UPA jumper harness, behind the right B-pillar trim Harness Routing Views Inline Harness Connector End Views
X324 (AN3) (18 Cavities) Driver seat harness to driver seat jumper harness, in the back of the driver seat Harness Routing Views Inline Harness Connector End Views
X325 (AN3) (6 Cavities) Passenger seat harness to passenger seat jumper harness, in the back of the passenger seat Harness Routing Views Inline Harness Connector End Views
X408 (UD7) (6 Cavities) Chassis harness to rear bumper harness, center rear of vehicle to the right of the tail lamp junction block Harness Routing Views Inline Harness Connector End Views
X414 (UY2) (7 Cavities) Chassis harness to camper harness, at the rear of the vehicle, to the left of the I/P - Inline Harness Connector End Views
X415 (RO5) (2 Cavities) Rear bumper harness to left hip lamp harness - Inline Harness Connector End Views
X416 (RO5) (2 Cavities) Rear bumper harness to right hip lamp harness Harness Routing Views Inline Harness Connector End Views
X500 (YE9 -AN3/DL3) (10 Cavities) Left front door harness to body harness lower left side of the I/P behind the left kick panel Harness Routing Views Inline Harness Connector End Views
X501 (YE9 -AN3/DL3) (10 Cavities) Left front door harness to body harness lower left side of the I/P behind the left kick panel Harness Routing Views Inline Harness Connector End Views
X502 (ASF -YE9/+AN3) (2 Cavities) Left front door harness to body harness lower left side of the I/P behind the left kick panel Harness Routing Views Inline Harness Connector End Views
X600 (YE9 -AN3/DL3) (10 Cavities) Right front door harness to body harness lower right side of the I/P behind the right kick panel Harness Routing Views Inline Harness Connector End Views
X601 (ASF) (2 Cavities) Right front door harness to body harness lower right side of the I/P behind the right kick panel Harness Routing Views Inline Harness Connector End Views
X700 (Crew Cab) (16 Cavities) Body harness to left rear door harness in the left side B-pillar behind the trim panel Harness Routing Views Inline Harness Connector End Views
X700 (Extended Cab) (12 Cavities) Left rear door harness body harness in the left side B-pillar behind the trim panel Harness Routing Views Inline Harness Connector End Views
X800 (Crew Cab) (16 Cavities) Body harness to right rear door harness in the right side B-pillar behind the trim panel Harness Routing Views Inline Harness Connector End Views
X800 (Extended Cab) (12 Cavities) Right rear door harness to body harness in the right side B-pillar behind the trim panel Harness Routing Views Inline Harness Connector End Views
G100 Lower left of the radiator core support Power and Grounding Component Views  -
G101 Lower right of the radiator core support Power and Grounding Component Views  -
G102 Lower left front of the engine block Power and Grounding Component Views  -
G103 (Gas +4.3L) Lower right front of the engine Power and Grounding Component Views  -
G103 (Gas -4.3L) Front of the right side cylinder head Power and Grounding Component Views  -
G103 (Diesel) Right front bottom side of the engine block Power and Grounding Component Views  -
G104 On the left front corner of the engine Power and Grounding Component Views  -
G105 (Diesel) Lower right front of the engine Power and Grounding Component Views  -
G106 (4.3L/Diesel) On the bottom left front of the engine Power and Grounding Component Views  -
G107 (4.3L) On the left rear corner of the engine Power and Grounding Component Views  -
G108 Left rear corner of the engine compartment, near the wiper motor Power and Grounding Component Views  -
G110 (XA7) Left rear corner of the engine compartment to the right of the wiper motor grommet Power and Grounding Component Views  -
G111 (XA7) Left rear corner of the engine compartment, near the wiper motor Power and Grounding Component Views  -
G200 Under the right front I/P defroster deflector, near the right A-pillar Power and Grounding Component Views  -
G201 Under the left front defrost deflector, near the left A-pillar Power and Grounding Component Views  -
G300 Under vehicle at driver door on body mount frame post Power and Grounding Component Views  -
G301 Under the left side of the front passenger seat Power and Grounding Component Views  -
G302 Under the right side of the front passenger seat Power and Grounding Component Views  -
G303 (Extended Cab/Crew Cab) On the left side B-pillar behind the trim panel Power and Grounding Component Views  -
G304 On the right side B-pillar behind the trim panel Power and Grounding Component Views  -
G305 (Export) Under the vehicle to the rear of the left B-pillar at the 3rd body mount Power and Grounding Component Views  -
G307 (Crew Cab) On the left C-pillar behind the trim panel Power and Grounding Component Views  -
G401 Mounted to the left rear body mount Power and Grounding Component Views  -
G403 - - -
J100 (CKT 150) In the forward lamp harness Harness Routing Views -
J101 (CKT 250) In the forward lamp harness Harness Routing Views -
J104 (CKT 5985) In the engine harness approximately 15 cm (5.91 in) from the engine control module connector breakout Harness Routing Views -
J105 (CKT 550) In the engine harness approximately 12 cm (4.72 in) from the engine coolant temperature (ECT) sensor breakout Harness Routing Views -
J106 (CKT 451) In the engine harness approximately 23 cm (9.02 in) from the manifold absolute pressure sensor breakout Harness Routing Views -
J107 (Gas -4.3L) (CKT 1039) In the ignition coil jumper harness between ignition coils 5 and 7 approximately 3 cm (1.18 in) from ignition coil 5 breakout - -
J108 (CKT 350) In the ignition coil jumper harness between ignition coils 5 and 7 approximately 3 cm (1.18 in) from ignition coil 5 breakout - -
J109 (Gas -4.3L) (CKT 2129) In the ignition coil jumper harness approximately 5 cm (1.97 in) from the X111 breakout, between the breakouts for ignition coils 3 and 5 - -
J110 (Gas -4.3L) (CKT 1239) In the ignition coil jumper harness between ignition coils 4 and 2 approximately 3 cm (1.18 in) from ignition coil 4 breakout - -
J111 (CKT 350) In the ignition coil jumper harness between ignition coils 4 and 2 approximately 3 cm (1.18 in) from ignition coil 4 breakout - -
J112 (Gas -4.3L) (CKT 2130) In the ignition coil jumper harness approximately 5 cm (1.97 in) from the X111 breakout, between the breakouts for ignition coils 4 and 6 - -
J113 (NQH) (CKT 1569) In the instrument panel harness in the X103 breakout approximately 7 cm (2.76 in) from the main harness assembly Harness Routing Views -
J116 (M30/M70) (CKT 839) In the automatic transmission harness - -
J125 (MW7) (CKT 250) In the transmission harness - -
J126 (M30/M70) (CKT 839) In the automatic transmission harness - -
J127 (PTO) (CKT 2640) In the PTO jumper harness - -
J128 (4.3L) (CKT 1839) In the engine harness Harness Routing Views -
J129 (PTO) (CKT 239) In the PTO jumper harness - -
J130 (M30/M70 +NQG/NQH/NP2) (CKT 2139) In the engine harness Harness Routing Views -
J132 (Diesel +K76) (CKT 25) In the engine chassis harness Harness Routing Views -
J133 (PTO) (CKT 2522) In the engine chassis harness Harness Routing Views -
J134 (Diesel) (CKT IC10, IC60) In the engine harness - -
J135 (Diesel) (CKT IC11, IC61) In the engine harness - -
J136 (Diesel) (CKT IC13, IC63) In the engine harness - -
J137 (Diesel) (CKT IC12, IC62) In the engine harness - -
J138 (PTO) (CKT 975) In the PTO jumper harness - -
J139 (PTO) (CKT 976) In the PTO jumper harness - -
J140 (PTO) (CKT 2522) In the PTO jumper harness - -
J141 (PTO) (CKT 550) In the PTO jumper harness - -
J142 (PTO) (CKT 239) In the PTO jumper harness - -
J143 (MW7) (CKT 150) In the transmission harness - -
J144 (MW7) (CKT 407) In the transmission harness - -
J145 (TP2) (CKT 550) In the auxiliary battery harness - -
J171 (Diesel) (CKT IC91, IZ05, IZ06) In the engine harness - -
J175 (Diesel) (CKT HB03, IC91, IZ05, IZ06) In the engine harness - -
J200 (CKT 1050) In the instrument panel harness approximately 14 cm (5.51 in) from the junction block - left I/P breakout Harness Routing Views -
J201 (CKT 1850) In the instrument panel harness in the headlamp and panel dimmer switch breakout approximately 6 cm (2.36 in) from the breakout Harness Routing Views -
J203 (Y91) (CKT 1050) In the instrument panel harness approximately 13 cm (5.12 in) from the radio connector breakout Harness Routing Views -
J203 (-Y91) (CKT 1050) In the instrument panel harness approximately 13 cm (5.12 in) from the driver information center (DIC) breakout - -
J204 (Y91) (CKT 340) In the instrument panel harness approximately 19 cm (7.48 in) after the radio connector breakout Harness Routing Views -
J207 (CKT 5985) In the instrument panel harness, in the transfer case shift control module connector breakout approximately 9 cm (3.54 in) from the main harness assembly Harness Routing Views -
J209 (9L4) (CKT 102) In the fuse block jumper harness Harness Routing Views -
J210 (9L4) (CKT 5440) In the fuse block jumper harness Harness Routing Views -
J211 (9L4) (CKT 5440) In the fuse block jumper harness Harness Routing Views -
J212 (CKT 540) In the steering column harness approximately - -
J213 (CKT 4) In the steering column harness approximately - -
J214 (K34/KA9/UK3) (CKT 1050) In the steering wheel harness - -
J215 (CKT 1050) In the steering column harness approximately - -
J216 (MYC/MYD/MW7) (CKT 1444) In the steering column harness approximately - -
J217 (CKT 1444) In the steering wheel harness - -
J218 (UK3) (CKT 6136) In the steering wheel harness - -
J219 (9L4) (CKT 450) In the fuse block jumper harness Harness Routing Views -
J220 (KA9) (CKT 450) In the fuse block jumper harness - -
J222 (PTO) (CKT 5986) In the instrument panel harness - -
J223 (KA9) (CKT 1050) In the steering wheel harness - -
J224 (9L4) (CKT 6122) In the fuse block jumper harness Harness Routing Views -
J227 (SPO Alarm) (CKT 4540) In the SPO theft harness - -
J228 (SPO Alarm) (CKT 5058) In the SPO theft harness - -
J229 (SPO Alarm) (CKT 5059) In the SPO theft harness - -
J230 (CKT 1851) In the steering column harness - -
J300 (CKT 2150) In the chassis harness approximately 15 cm (5.91 in) from the G300 breakout Harness Routing Views -
J301 (Crew Cab -AN3/DL3) (CKT 5922) In the body harness Harness Routing Views -
J302 (CKT 2751) In the body harness approximately 22 cm (8.66 in) from the G301 breakout Harness Routing Views -
J303 (CKT 2751) In the body harness approximately 30 cm (11.8 in) from the G301 breakout below the center console Harness Routing Views -
J304 (AG2) (CKT 1250) In the body harness approximately 14 cm (5.51 in) from the passenger seat inline connector breakout Harness Routing Views -
J305 (10 Series -AG1) (CKT 5057) In the driver seat harness approximately 12.5 cm (4.92 in) from the driver seat belt buckle toward X303 - -
J305 (10 Series +AG1 -AN3) (CKT 5057) In the driver seat harness approximately 3 cm (1.19 in) from the driver seat adjuster assembly - -
J305 (10 Series +AN3) (CKT 5057) In the driver seat harness approximately 4 cm (1.57 in) in to the X303 breakout - -
J306 (AN3) (CKT 1150) In the driver seat harness approximately 20 cm (7.87 in) from X303 - -
J309 (AN3) (CKT 6207) In the driver seat harness approximately 6 cm (2.36 in) from the X303 breakout - -
J310 (AN3) (CKT 6206) In the driver seat harness approximately 5 cm (1.97 in) from the driver seat adjuster assembly - -
J311 (AN3) (CKT 2077) In the driver seat harness approximately 5 cm (1.97 in) from the memory seat module X4 breakout - -
J312 (AN3) (CKT 6205) In the driver seat harness approximately 5 cm (1.97 in) from the driver seat belt buckle - -
J314 (AN3) (CKT 1250) In the passenger seat harness approximately 20 cm (7.87 in) from X305 - -
J315 (AN3) (CKT 1440) In the passenger seat harness approximately 10 cm (3.94 in) in to the X305 breakout - -
J316 (AN3) (CKT 2479) In the passenger seat harness approximately 5 cm (1.97 in) from the X305 breakout - -
J322 (TRW/UG1/A48) (CKT 230) In the overhead console harness approximately 5 cm (1.97 in) from the X304 breakout Harness Routing Views -
J323 (CKT 1050) In the overhead console harness approximately 4 cm (1.57 in) from the X304 breakout - -
J324 (CF5) (CKT 1050) In the sunroof harness approximately 3 cm (1.19 in) from the sunroof switch breakout Harness Routing Views -
J327 (CKT 6815) In the headliner harness approximately 15 cm from the inside air temperature sensor - front breakout Harness Routing Views -
J328 (CKT 1050) In the headliner harness approximately 5 cm from the inside air temperature sensor - front breakout Harness Routing Views -
J330 (UK6 +UQA/+UQ5) (CKT 2550) In the console harness approximately 12 cm from the audio amplifier breakout - -
J331 (CKT 6049) In the chassis harness Harness Routing Views -
J334 (U01/CF5/TRW) (CKT 1050) In the right hand A-pillar harness - -
J335 (A48 -C49) CKT 1250) In the sliding rear window jumper harness Harness Routing Views -
J336 (A48 -C49) (CKT 3440) In the sliding rear window jumper harness Harness Routing Views -
J337 (U01) (CKT 2509) In the right A-pillar harness - -
J338 (Gas -4.3L/LMG/LY6) (CKT 5986) In the chassis harness Harness Routing Views -
J340 (AN3) (CKT 6207) In the driver seat jumper harness approximately 5 cm (1.96 in) into the X324 breakout - -
J341 (AN3) (CKT 6206) In the driver seat jumper harness approximately 10 cm (10.94 in) into the X324 breakout - -
J342 (AN3) (CKT 6207) In the seat position sensor harness - -
J343 (AN3) (CKT 6206) In the seat position sensor harness - -
J403 (UD7) (CKT 2379) In the rear bumper harness approximately 28 cm from the left rear object sensors Harness Routing Views -
J404 (UD7) (CKT 2374) In the rear bumper harness approximately 20 cm from the right rear object sensors Harness Routing Views -
J410 (UY2) (CKT 22) In the camper harness Harness Routing Views -
J411 (JL1) (CKT 1750) In the chassis harness - -
J412 (R05) (CKT 1750) In the right hip lamp harness, approximately 7.5 cm (2.95 in) from the right rear clearance lamp breakout, toward X416 - -
J413 (R05) (CKT 1750) In the left hip lamp harness approximately 17.5 cm (6.89 in) from the left rear clearance lamp breakout, towards X415 - -
J414 (UY2) (CKT 742) In the camper harness Harness Routing Views -
J415 (UY2) (CKT 1624) In the camper harness Harness Routing Views -
J416 (UY2) (CKT 1619) In the camper harness Harness Routing Views -
J417 (UY2) (CKT 1618) In the camper harness Harness Routing Views -
J418 (R05) (CKT 2509) In the left hip lamp harness approximately 7.5 cm (2.95 in) from the left rear clearance lamp breakout toward X415 - -
J419 (R05) (CKT 2609) In the right hip lamp harness approximately 17.5 cm (6.89 in) from the right rear clearance lamp breakout toward X416 - -
J420 (UY2) (CKT 2109) In the camper harness Harness Routing Views -
J421 (UY2) (CKT 47) In the camper harness Harness Routing Views -
J422 (UY7) (CKT 47) In the chassis harness - -
J423 (Gas -4.3L/LMG/LY6) (CKT 7443, 7444) In the chassis harness Harness Routing Views -
J500 (DL3) (CKT 673) In the driver outside rearview mirror jumper - -
J501 (DL3) (CKT 672) In the driver outside rearview mirror jumper - -
J502 (YE9 -AN3) (CKT 1850) In the left front door harness - -
J600 (DL3) (CKT 675) In the passenger outside rearview mirror jumper - -
J601 (DL3) (CKT 674) In the passenger outside rearview mirror jumper - -
J602 (AU3 -AN3/DL3) (CKT 1850) In the right front door harness - -
J603 (YE9 -AN3/DL3) (CKT 1050) In the right front door harness Harness Routing Views -
J604 (YE9 -AN3/DL3) (CKT 230) In the right front door harness Harness Routing Views -
JX221 In the I/P harness Harness Routing Views Splice Pack Connector End Views 
JX223 (-Y91) In the I/P extension harness Harness Routing Views Splice Pack Connector End Views 
JX339 In the body harness Harness Routing Views Splice Pack Connector End Views