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 3/4 TON VAN V8-6.5L DSL TURBO VIN FREPAIR AND DIAGNOSISRESTRAINTS AND SAFETY SYSTEMSSEAT BELT SYSTEMSTESTING AND INSPECTIONCOMPONENT TESTS AND GENERAL DIAGNOSTICS
2002 Chevrolet Express 3/4 Ton Van V8-6.5L DSL Turbo VIN F
Component Tests and General Diagnostics
2002 Chevrolet Express 3/4 Ton Van V8-6.5L DSL Turbo VIN FSECTION Component Tests and General Diagnostics
CAUTION: Perform this test in an area clear of other vehicles or obstructions. Do not conduct this test on the open road A large, empty parking lot is suitable. Failure to observe this precaution may result in damage to the vehicle and possible personal injury.
1. Fasten the seat belts, an assistant is needed when the retractor under test is not part of the driver seat belt.
2. Accelerate the vehicle slowly to 16 km/h (10 mph) and apply the brakes firmly.
3. Verify that the seat belt locks when braking firmly.
4. If the belt does not lock, proceed with the following steps.
4.1. Remove the seat belt retractor assembly.
4.2. Tilt the seat belt retractor slowly.
4.3. Ensure that the seat belt webbing can be pulled from the retractor at an inclination of 15 degrees or less and cannot be pulled from the retractor at an inclination of 45 degrees or more.
4.4. If the seat belt retractor does not operate as described, replace the retractor assembly.
1. Fasten the seat belts, an assistant is needed when the retractor under test is not part of the driver seat belt.
2. Accelerate the vehicle slowly to 16 km/h (10 mph) and apply the brakes firmly.
3. Verify that the seat belt locks when braking firmly.
4. If the belt does not lock, proceed with the following steps.
4.1. Remove the seat belt retractor assembly.
4.2. Tilt the seat belt retractor slowly.
4.3. Ensure that the seat belt webbing can be pulled from the retractor at an inclination of 15 degrees or less and cannot be pulled from the retractor at an inclination of 45 degrees or more.
4.4. If the seat belt retractor does not operate as described, replace the retractor assembly.
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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.