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Home >> Cadillac >> 2007 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 46 (Engine Control System & Component Tests - 4.3L) >> Component Locations
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Component Locations

WARNING: This page is about a different car, the 2003 GMC Savana and 2003 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: For component locations refer to COMPONENT LOCATIONS  table or illustrations. See Fig 1-Fig 6 .
COMPONENT LOCATIONS

Component Location
A/C Compressor Clutch Relay In Underhood Fuse/Relay Block
A/C High Pressure Cut-Off Switch On Rear Of A/C Compressor
A/C Low Pressure Cut-Out Switch In Low Pressure Refrigerant Line
Camshaft Position Sensor Part Of Distributor, Top Rear Of Engine
Crankshaft Position Sensor Behind Crankshaft Pulley
Cruise Control Module Front Of Engine Compartment, Near Left Wheelwell
Data Link Connector Under Left Side Of Instrument Panel
EGR Valve Top Front Of Engine
Engine Coolant Temperature Sensor Left Side Of Engine
Engine Oil Pressure Gauge Sensor Top Rear Of Engine
EVAP Canister Purge Solenoid Right Side Of Engine
EVAP Canister Vent Solenoid Left Frame Rail, Near Fuel Tank
Fuel Injectors On Intake Manifold
Fuel Pump Relay In Underhood Fuse/Relay Block
Fuel Tank Pressure Sensor In Fuel Tank
Heated Oxygen Sensor - Bank 1, Sensor 1 In Exhaust Pipe, In Front Of Catalytic Converter
Heated Oxygen Sensor - Bank 1, Sensor 2 In Exhaust Pipe, Rear Of Catalytic Converter
Heated Oxygen Sensor - Bank 2, Sensor 1 In Exhaust Pipe, In Front Of Catalytic Converter
Idle Air Control Valve Top Left Side Of Engine
Ignition Coil Top Right Of Engine
Ignition Control Module Top Right Side Of Engine
Intake Air Temperature Sensor Part Of Air Intake Duct
Knock Sensor Top Rear Of Engine
Manifold Absolute Pressure Sensor Top Right Side Of Engine
Mass Airflow Sensor Part Of Air Intake Duct
Throttle Position Sensor Top Left Of Engine
Underhood Fuse/Relay Block Left Rear Of Engine Compartment, On Wheelwell
Vehicle Control Module Near Brake Master Cylinder, At Left Front Wheelwell
Vehicle Speed Sensor Left Side Of Transmission
VSS Module Behind Left Side Of Instrument Panel, Near Steering Column
Fig 1: Locating Crankshaft Position Sensor
G98H63401Courtesy of GENERAL MOTORS CORP.
Fig 2: Locating EGR Valve, EVAP Purge Solenoid & MAP Sensor
G00028337Courtesy of GENERAL MOTORS CORP.
Fig 3: Locating EVAP System Components
G00140507Courtesy of GENERAL MOTORS CORP.
Fig 4: Locating Heated Oxygen Sensors
G00140506Courtesy of GENERAL MOTORS CORP.
Fig 5: Locating Intake Air Temperature & Mass Airflow Sensors
G00140505Courtesy of GENERAL MOTORS CORP.
Fig 6: Locating Knock Sensor & TP Sensor, Idle Air Control Valve & Ignition Coil
G00028336Courtesy of GENERAL MOTORS CORP.