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 MANUALSPONTIAC1997GRAND PRIX GTP, 4D SEDANREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 8 (INSTRUMENT PANEL)TESTINGOIL PRESSURE INDICATOR & SENDERINDICATOR DOES NOT LIGHT WITH IGNITION ON, ENGINE OFF
1997 Pontiac Grand Prix GTP, 4D Sedan
Indicator Does Not Light With Ignition On, Engine Off
1997 Pontiac Grand Prix GTP, 4D SedanSECTION Indicator Does Not Light With Ignition On, Engine Off
WARNING: This page is about a different car, the 1997 Buick Regal and 1997 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
- Disconnect oil pressure indicator switch. Connect fused jumper wire between oil pressure indicator switch and ground. Turn ignition on. If indicator illuminates, check for poor connections of oil pressure switch connector. Repair as necessary. If connections are okay, replace oil pressure switch.
- If oil pressure indicator does not illuminate, check oil pressure circuit for an open, poor connection and open oil pressure indicator bulb. Repair as necessary. If circuit is okay, replace instrument panel.
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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.