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 MANUALSSATURN2000SC2 AUTOMATIC, MP6REPAIR AND DIAGNOSISBODY & FRAMEWINDOWSPOWER WINDOW SYSTEMSYSTEM TESTSTEST A: POWER WINDOWS DO NOT OPERATE
2000 Saturn SC2 Automatic, MP6
Test A: Power Windows Do Not Operate
2000 Saturn SC2 Automatic, MP6SECTION Test A: Power Windows Do Not Operate
- Check WINDOW fuse (30-amp) in underhood junction block. Check Red wire between underhood fuse block and instrument panel fuse block for short to ground or open. See WIRING DIAGRAMS . Repair circuit and replace fuse as needed. If fuse and circuit are okay, go to next step.
- Check IGN fuse (30-amp) in underhood fuse block. Check Red wire between underhood fuse block and ignition switch for short to ground or open. See WIRING DIAGRAMS . Repair circuit and replace fuse as needed. If fuse and circuits are okay, go to next step.
- Check Black wire between master switch assembly terminal "A" and left body ground splice pack for poor connection or open. See Fig 1. See WIRING DIAGRAMS . Left-side body splice pack is located under driver's seat. Repair circuit as necessary. If ground circuit is okay, go to next step.
- Check Brown wire between ignition switch connector and instrument panel fuse block connector for short to ground or open. See WIRING DIAGRAMS . Repair circuit as needed. If circuit is okay, go to next step.
- Check Purple wire between instrument panel fuse block connector and master switch assembly terminal "G" for open or short. See Fig 1. See WIRING DIAGRAMS . Repair circuit as necessary. If circuit is okay, go to next step.
- Check power window relay. Power window relay is located in instrument panel fuse block. All junction block relays (except ABS and door lock) are interchangeable. Substitute a known-good relay from either fuse block to check system. Replace as needed. If relay is okay, go to next step.
- Check Black wire between instrument panel fuse block and instrument panel splice pack for poor connection or open. Instrument panel splice pack is taped to instrument panel harness, behind instrument panel cluster. See WIRING DIAGRAMS . Repair circuit as necessary. If ground circuit is okay, go to next step.
- Check master switch assembly. See POWER WINDOW SWITCH under COMPONENT TESTS.
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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.