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 MANUALSCHEVROLET1996LUMINA APV VAN PASSENGERREPAIR AND DIAGNOSIS (SINGLE PAGE)BODY & FRAMEWINDOWSPOWER WINDOW SYSTEMTESTINGLEFT WINDOW INOPERATIVE, RIGHT WINDOW OPERATES NORMALLY
1996 Chevrolet Lumina APV Van Passenger
Left Window Inoperative, Right Window Operates Normally
1996 Chevrolet Lumina APV Van PassengerSECTION Left Window Inoperative, Right Window Operates Normally
- Turn ignition switch to RUN position. Backprobe left window motor with a test light from terminal "A" (Brown wire) to ground. Press left window switch to DOWN position. If test light does not illuminate, check for open in Brown wire or poor connection at left window switch connector terminal "F" (Brown wire). If connection is okay, replace left window switch.
- If test light illuminates, backprobe left window motor with a test light from terminal "B" (Dark Blue wire) to ground. Press left window switch to UP position. If test light does not illuminate, check for open in Dark Blue wire or poor connection at left window switch connector terminal "C" (Dark Blue wire). If connection is okay, replace left window switch. If test light illuminates, check for poor connection at left window motor. If connection is okay, replace left window motor.
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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.