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 MANUALSCHEVROLET2002EXPRESS 1/2 TON VAN V8-5.7L VIN RREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSFUEL TANK PRESSURE SENSORSERVICE AND REPAIR
2002 Chevrolet Express 1/2 Ton Van V8-5.7L VIN R
Fuel Tank Pressure Sensor: Service and Repair
2002 Chevrolet Express 1/2 Ton Van V8-5.7L VIN RSECTION Service and Repair
REMOVAL PROCEDURE
CAUTION: Refer to Battery Disconnect Caution in Service Precautions
1. Disconnect the negative battery cable.
2. Relieve the fuel pressure. Refer to Fuel Pressure Relief Procedure.
3. Raise the vehicle.
4. Remove the fuel tank.
5. Remove the fuel tank vapor pressure sensor electrical connector.
6. Remove the fuel tank pressure sensor (1) from the fuel modular sender (2).
INSTALLATION PROCEDURE
1. Install the fuel tank vapor pressure sensor (1) to the fuel modular sender (2).
2. Install the electrical connector to the fuel tank vapor pressure sensor.
3. Install the fuel tank.
4. Lower the vehicle.
5. Connect the negative battery cable.
CAUTION: Refer to Battery Disconnect Caution in Service Precautions
1. Disconnect the negative battery cable.
2. Relieve the fuel pressure. Refer to Fuel Pressure Relief Procedure.
3. Raise the vehicle.
4. Remove the fuel tank.
5. Remove the fuel tank vapor pressure sensor electrical connector.
6. Remove the fuel tank pressure sensor (1) from the fuel modular sender (2).
INSTALLATION PROCEDURE
1. Install the fuel tank vapor pressure sensor (1) to the fuel modular sender (2).
2. Install the electrical connector to the fuel tank vapor pressure sensor.
3. Install the fuel tank.
4. Lower the vehicle.
5. Connect the negative battery cable.
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.