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.
2000 Chevrolet LuminaFACTORY OEM SERVICE PROCEDURE
Power Window System Check
- Operate each window up and down from power window master switch. Each window should operate quietly and smoothly without sticking. If any window does not operate as specified, go to TEST B: POWER WINDOW INOPERATIVE - ONE under SYSTEM TESTS.
- Momentarily press power window master switch down past first detent. Left front window should continue to full-down position. If left front window does not operate as specified, go to TEST C: POWER WINDOW EXPRESS DOWN INOPERATIVE under SYSTEM TESTS.
- Operate each window from each individual switch at each door. Each window should operate quietly and smoothly through full range of travel, without sticking. If any window does not operate as specified, diagnose by symptom. See SYSTEM TESTS .
- Press lock-out switch to LOCK position on left front power window switch. Operate each window from its individual switch. Windows should not operate from their individual switches, and windows should only operate from left front power window switch. If any window does not operate as specified, go to TEST D: POWER WINDOW LOCK-OUT FUNCTION INOPERATIVE under SYSTEM TESTS.
Factory Service Tools
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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.
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