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 MANUALSCHEVROLET1997CHEVY EXPRESS G3500, VAN CARGO, 6.5 FREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 20 (ENGINE CONTROLS - SYSTEM & COMPONENT TESTING - 5.0L)COMPONENT LOCATIONS
1997 Chevrolet Chevy Express G3500, Van Cargo, 6.5 F
Component Locations
1997 Chevrolet Chevy Express G3500, Van Cargo, 6.5 FSECTION Component Locations
WARNING: This page is about a different variant/trim than selected.
COMPONENT LOCATIONS
| Component | Location |
|---|---|
| A/C Compressor Low Pressure Cutoff Switch | In Low Pressure Refrigerant Line |
| A/C High Pressure Cut-Off Switch | On Rear Of A/C Compressor |
| Camshaft Position (CMP) Sensor | In Distributor |
| Crankshaft Position (CKP) Sensor | Lower Right Front Of Engine Block, Near Crankshaft |
| Data Link Connector (DLC) | Under Left Side Of Instrument Panel |
| Distributor | Top Of Engine, Near Bulkhead |
| EGR Valve | Front Of Engine Near Thermostat Housing |
| Engine Coolant Temperature (ECT) Sensor | Right Front Of Engine Near Thermostat Housing |
| EVAP Canister Purge Solenoid | Right Center On Intake Manifold, Near Ignition Coil |
| EVAP Purge Solenoid Vacuum Switch | Right Rear Top Of Engine, Right Of Purge Solenoid |
| Fuel Injectors | In Intake Manifold |
| Fuel Pump Oil Pressure Switch | Rear Center Of Engine, Behind Distributor |
| Fuel Pump Prime Connector | At Instrument Panel Harness, Near Fuse/Relay Center Breakout |
| Fuel Pump Relay | In Underhood Fuse/Relay Center |
| Idle Air Control (IAC) Valve | Top Left Side Of Engine, Behind A/C Compressor |
| Ignition Coil | Right Rear Side Of Engine |
| Intake Air Temperature (IAT) Sensor | On Air Intake Duct |
| Knock Sensor | Right Side Of Engine Block |
| Manifold Absolute Pressure (MAP) Sensor | Top Center Of Intake Manifold Near Fuel Injectors |
| Mass Airflow (MAF) Sensor | On Air Intake Duct Near Air Filter |
| Oxygen Sensors | In Exhaust Pipe In Front & Rear Of Catalytic Converter |
| Throttle Position (TP) Sensor | On Side Of Throttle Body |
| Underhood Fuse/Relay Center | Left Rear Of Engine Compartment On Wheelwell |
| Vehicle Control Module (VCM) | In Engine Compartment, Near Master Cylinder At Left Front Wheelwell |
| Vehicle Speed Sensor | Left Rear Side Of Transmission |
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.