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 CARSECTION 110 (ENGINE CONTROLS - SYSTEM & COMPONENT TESTING - 7.4L)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 does not describe the selected car, but rather 7 other vehicles, including the 1998 GMC Savana Special, 1998 GMC Savana Camper Special, 1998 GMC Savana, 1998 Chevrolet RV Cutaway, and 1998 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Component location illustrations are not available at time of publication.
COMPONENT LOCATIONS (VIN J)
| Component | Location |
|---|---|
| A/C Compressor Low Pressure Cut-Off Switch | In Low Pressure Refrigerant Line |
| A/C High Pressure Cut-Off Switch | On Rear Of A/C Compressor |
| Air Injection Reaction Relay | In Power Distribution Box, Left Rear Of Engine Compartment, On Wheelwell |
| Camshaft Position (CMP) Sensor | In Distributor |
| Crankshaft Position (CKP) Sensor | Lower Right Front Of Engine Block, Near Crankshaft |
| Data Link Connector | Under Left Side Of Instrument Panel |
| Distributor | Top Of Engine, Near Bulkhead |
| EGR Valve | Right Center Of Intake Manifold |
| Engine Coolant Temperature (ECT) Sensor | Right Front Of Engine, Near Thermostat Housing |
| EVAP Purge Solenoid Vacuum Switch | Top Right Side Of Engine, Near EGR Valve |
| 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 Power Distribution Box |
| Fuel Pump Relay | In Power Distribution Box |
| Idle Air Control (IAC) Valve | Attached To Right Rear Of Throttle Body |
| Ignition Coil | Right Rear Side Of Engine |
| Intake Air Temperature (IAT) Sensor | On Air Intake Duct |
| Knock Sensor | Left Rear Side On Engine Block Or Right Side Engine Block |
| Knock Sensor | Below Exhaust Manifold, Forward Of Starter |
| 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 At Front & Rear Of Catalytic Converter |
| Power Distribution Box | Left Rear Of Engine Compartment, On Wheelwell |
| Throttle Position (TP) Sensor | On Right Side Of Throttle Body |
| Vehicle Control Module (VCM) | In Engine Compartment, On Left 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.