Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2001CHEVY EXPRESS G2500, VAN CARGO EXTENDED, 5.7 R, L31/KL8REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 127 (ENGINE CONTROLS - SYSTEM & COMPONENT TESTING)COMPONENT LOCATIONS
2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8
Component Locations
2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8SECTION Component Locations
WARNING: This page is about a different car, the 2003 Pontiac Aztek and 2003 Buick Rendezvous. 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 11
.
COMPONENT LOCATIONS
| Component | Location |
|---|---|
| Body Control Module | Inside Center Console, Above Fuse Block |
| Camshaft Position Sensor | Right Side Of Engine, Above A/C Compressor Clutch |
| Crankshaft Position Sensor (7x) | Lower Rear Of Engine |
| Crankshaft Position Sensor (24x) | Right Front Side Of Engine, Behind Harmonic Balancer |
| Data Link Connector | Below Steering Column, Bottom Of Knee Bolster |
| Engine Coolant Temperature Sensor | Top Left Of Engine |
| Engine Oil Level Switch | Right Side Of Engine Oil Pan |
| Engine Oil Pressure Indicator Switch | Front Of Engine, Above Starter |
| EVAP Canister Purge Solenoid | Top Rear Of Engine, Between EGR Valve & Throttle Body Assembly |
| EVAP Canister Vent Solenoid | Below Center Of Vehicle, Near Fuel Tank |
| Exhaust Gas Recirculation Valve | Top Left Side Of Engine, Left Of Manifold |
| Fuel Injectors | Top Of Engine, At Each Cylinder Intake Port |
| Fuel Pump Relay | In Underhood Fuse Block |
| Fuel Tank Pressure Sensor | Inside Fuel Tank |
| Heated Oxygen Sensor No. 1 | Rear Of Engine, In Exhaust Manifold |
| Heated Oxygen Sensor No. 2 | In Exhaust System, Rear Of Catalytic Converter |
| Idle Air Control Valve | Top Of Engine, Top Of Throttle Body |
| Ignition Control Module | Top Center Rear Of Engine |
| Intake Air Temperature Sensor | Left Side Of Engine Compartment, On Air Intake Duct, Near Throttle Body |
| Knock Sensor | Front Of Engine, Above Starter |
| Manifold Absolute Pressure Sensor | Right Top Of Engine |
| Mass Airflow Sensor | In Air Cleaner Duct, Left Front Side Of Engine Compartment |
| Powertrain Control Module | Engine Compartment, Secured In Air Cleaner Assembly |
| Secondary AIR Injection Pump | Front Of Vehicle, Behind Left Fog Light, Below Horn |
| Secondary AIR Injection Solenoid | Lower Rear Of Engine |
| Throttle Position Sensor | Top Of Engine, On Rear Side Of Throttle Assembly |
| Vehicle Speed Sensor | Lower Right Rear Of Engine Compartment, Mounted To Right Side Of Transaxle |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.