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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) >> Power and Grounding Component Views
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Power and Grounding Component Views

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.
Fig 1: Engine Harness Jumper to Engine POA Harness Diesel
GM1870628Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Battery - Right
2 Fuse Holder - Underhood
3 X127
4 X108
5 X107
6 X123 (PTO)
7 Fuse Block - Underhood
8 X109
9 Battery - Left (6A6/TP2)
10 Engine Control Module (ECM)
11 Transmission Control Module (TCM)
Fig 2: Left Side of the Engine Compartment
GM1714226Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Windshield Wiper Motor
2 Power Brake Booster (JL4)
3 Windshield Washer Solvent Heater (XA7)
4 Fuse Block - Underhood
5 Engine Control Module (ECM)
6 Transmission Control Module (TCM) (- MYC)
7 Brake Booster Vacuum Sensor (JH6/JH7 +JL1/JL4)
8 Brake Fluid Level Switch
Fig 3: Auxiliary Battery Harness (TP2)
GM1934393Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuse Holder - Underhood
2 Run Relay
3 Auxiliary Battery Harness
4 Auxilary Battery Relay
5 X122
Fig 4: Steering Column Components
GM1739403Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Turn Signal Multifunction Switch
2 Ignition Lock Cylinder
3 Tow/Haul Switch
4 Steering Angle Sensor
5 A/T Shift Lock Control Solenoid
6 Theft Deterrent Control Module
7 Ignition Switch
8 Inflatable Restraint Steering Wheel Module Coil
Fig 5: Overhead Console Harness
GM1890108Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 X304
2 Inflatable Restraint Passenger Air Bag ON/OFF Indicator (AL0/C99)
3 Cellular Microphone (UE1/U3U/UVB)
4 Roof Beacon Switch (TRW)
5 Sliding Rear Window Switch (A48)
6 Courtesy/Reading Lamps-Front
7 J322
8 J323
9 X313
10 Roof Mounted Beacon Blunt Cuts (TRW)
11 Roof Beacon Relay (TRW)
Fig 6: Headliner and Overhead Console (U42/5Y0)
GM1934348Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Roof Beacon Switch (5Y0)
2 Video Display (U42)
3 Infared Module (U42)
4 Emergency Vehicle Wiring Blunt Cuts (5Y0)
5 Emergency Vehicle Roof Lamp Relay (5Y0)
Fig 7: Below the I/P
GM1714212Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 I/P Trim
2 I/P Cluster Trim
3 Floor Panel
4 Junction Block - Left I/P
5 Body Control Module (BCM)
6 Transfer Case Shift Control Module
7 Fuse Block - I/P
Fig 8: Right Side of the I/P
GM1755824Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 I/P Trim
2 Junction Block - Right I/P
Fig 9: Fuse Block Jumper Harness (9L4)
GM1890152Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuse Block - Mobile Radio
2 I/P Structure - Right Side
3 J224
4 J219
5 J209
6 X219
7 X214
8 J210
9 J211
10 Mobile Radio Blunt Cuts
11 X226
12 Instrument Panel
Fig 10: Left Rear of the Chassis Frame
GM1858054Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Rear Bumper
2 Junction Block - Rear Lamps
3 Terminator Resistor
4 Trailer Connector (UY7)
Fig 11: Camper/Trailer Harness and Chassis Rear Harness
GM1890102Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 X414 (UY2)
2 J420 (UY2)
3 Camper/Trailer Harness
4 J415 (UY2)
5 Chassis Harness
6 J416 (UY2)
7 J417 (UY2)
8 J414 (UY2)
9 J421 (UY2)
10 J410 (UY2)
11 Camper / Trailer Harness Blunt Cuts (UY2)
12 G401
13 Trailer Connector (UY7)
Fig 12: G100 and G101
GM1714196Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Radiator
2 G100
3 Chassis
4 G101
Fig 13: G102
GM1714197Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Crankshaft Pulley
2 Exhaust Manifold
3 G102
Fig 14: Right Side of Engine (4.3L)
GM1887852Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Evaporative Emmision (EVAP) Canister Purge Solenoid Valve
2 Throttle Body
3 Mass Air Flow (MAF) / Intake Air Temperature (IAT) Sensor
4 Camshaft Position (CMP) Sensor
5 G103
6 Crankshaft Position (CKP) Sensor
7 Knock Sensor (KS) - 2
8 Starter
9 Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1
10 Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2
11 Vehicle Speed Sensor (VSS)
Fig 15: Left Side of Engine (Diesel)
GM1870630Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuel Injector 2
2 Turbocharger Vane Position Sensor
3 Fuel Injector 4
4 Fuel Rail Pressure Sensor
5 Fuel Injector 6
6 Fuel Injector 8
7 Glow Plug 8
8 Glow Plug 6
9 Engine Oil Pressure (EOP) Sensor
10 Engine Oil Level Switch
11 Glow Plug 4
12 G106
13 G102
14 Glow Plug 2
Fig 16: G103
GM1714198Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 G103
2 Throttle Body
3 Engine Front Cover
Fig 17: Right Side of Engine (Diesel)
GM1870626Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuel Injector 7
2 Fuel Injector 5
3 Fuel Injector 3
4 Exhaust Gas Recirculation (EGR) Valve
5 Fuel Injector 1
6 Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
7 Intake Air Valve
8 Crankshaft Position (CKP) Sensor
9 Glow Plug 1
10 G103
11 G105
12 Block Heater
13 Glow Plug 3
14 Glow Plug 5
15 Water In Fuel Sensor
16 Starter
17 Glow Plug 7
Fig 18: Rear of the Engine (4.3L)
GM1887857Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Central Sequential Fuel Injection (SFI) Module
2 Manifold Absolute Pressure (MAP) Sensor
3 G106
4 Engine Oil Pressure (EOP) Sensor
5 Ignition Control Module (ICM)
6 G107
Fig 19: G107, G108, G110, G111, and G104
GM1796142Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 G107 (4.3L)
2 G111 (XA7)
3 G108
4 G110 (XA7)
5 Brake Booster Assembly
6 Fuse Block - Underhood
7 G104 (6A6)
Fig 20: G200
GM1714193Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Floor Panel
2 G200
Fig 21: G201
GM1714231Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 G201
2 I/P Trim
3 Left Front Fender
Fig 22: G300
GM1714209Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Chassis
2 G300
Fig 23: G301, G302, G303, and G304
GM1796173Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 G303
2 G302
3 G304
4 G301
Fig 24: G305
GM1796163Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuel Tank
2 Frame
3 G305
Fig 25: G307 (Crew Cab)
GM1890103Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C-Pillar
2 G307
3 Seats-2nd Row
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