Component Locations: Notes
WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 2003 Hummer H2, 2003 GMC Yukon XL, 2003 GMC Yukon, 2003 GMC Sierra, and 2003 GMC Savana. 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 Figure
-Figure
.
COMPONENT LOCATIONS
| Component | Location |
|---|---|
| A/C High Pressure Cut-Out Switch | On Rear Of Accumulator |
| A/C Low Pressure Cut-Off Switch | On Right Side Of A/C Compressor |
| Body Control Module | On Lower Left Side Of Instrument Panel, Below Steering Column |
| Camshaft Position Sensor | Top Rear Center Of Engine |
| Crankshaft Position Sensor | Lower Right Rear Of Engine Block |
| Cruise Control Module | In Engine Compartment, Left Side Of Firewall |
| Data Link Connector | Under Left Side Of Instrument Panel |
| EGR Valve | Top Right Front Of Engine |
| Engine Coolant Level Switch | In Coolant Reservoir |
| Engine Coolant Temperature Sensor | Left Front Of Cylinder Head |
| Engine Oil Level Switch | In Right Side Of Oil Pan |
| EVAP Canister Purge Solenoid | On Top Right Rear Of Engine |
| EVAP Canister Vent Solenoid | At Front Right Side Of Fuel Tank |
| EVAP Canister Purge Vacuum Switch | Top Right Rear Of Engine, Right Of Purge Solenoid |
| Fuel Composition Sensor | On Top Right Side Of Rear Crossmember, Near Fuel Filter |
| Fuel Pump Level Sensor | In Fuel Tank |
| Fuel Tank Pressure Sensor | In Fuel Tank |
| Heated Oxygen Sensor - Bank 1, Sensor 1 | In Left Exhaust Pipe, Forward Of Catalytic Converter |
| Heated Oxygen Sensor - Bank 1, Sensor 2 | In Left Exhaust Pipe, After Catalytic Converter |
| Heated Oxygen Sensor - Bank 2, Sensor 1 | In Right Exhaust Pipe, Forward Of Catalytic Converter |
| Heated Oxygen Sensor - Bank 2, Sensor 2 | In Right Exhaust Pipe, After Catalytic Converter |
| Heater & A/C Control Module | Center Of Instrument Panel, At Heater Control |
| Idle Air Control Valve | In Throttle Body Housing |
| Ignition Coil | On Rocker Cover |
| Intake Air Temperature Sensor | Part Of MAF Sensor, On Air Induction Tube |
| Knock Sensor | Under Intake Manifold, Near Front Of Engine |
| Manifold Absolute Pressure Sensor | Top Rear Of Engine, On Intake Manifold |
| Mass Airflow Sensor | In Air Induction Tube, Near Air Cleaner Assembly |
| Powertrain Control Module | Near Left Front Of Engine Compartment |
| Secondary Air Injection Reaction Relay | In Underhood Bussed Electrical Center |
| Secondary Air Injection Reaction Solenoid | At Right Rear Of Engine Compartment |
| Throttle Position Sensor | On Throttle Body |
| Underhood Bussed Electrical Center | At Left Side Of Engine Compartment, Near Battery |
| Vehicle Speed Sensor Adapter (4WD) | On Left Side Of Transfer Case |
| Vehicle Speed Sensor | In Extension Housing, On Left Side Of Transmission |