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 MANUALSPONTIAC1987FIREBIRD TRANS AM, 5.0 H, STANDARD, MC4REPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTWINDOW MOTORS & REGULATORSPOWER WINDOWS - SIDETROUBLE SHOOTINGINDIVIDUAL WINDOW DOES NOT OPERATE FROM WINDOW SWITCH, OPERATES FROM MASTER SWITCH
1987 Pontiac Firebird Trans Am, 5.0 H, Standard, MC4
Individual Window Does Not Operate From Window Switch, Operates From Master Switch
1987 Pontiac Firebird Trans Am, 5.0 H, Standard, MC4SECTION Individual Window Does Not Operate From Window Switch, Operates From Master Switch
Window switch defective. Open circuit in power feed wire.
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.