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HOMESERVICE MANUALSOLDSMOBILE2004BRAVADA RWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 812 (INSTRUMENTATION/DRIVER INFO)OIL PRESSURE SWITCH INSPECTION
2004 Oldsmobile Bravada RWD

Oil Pressure Switch Inspection

2004 Oldsmobile Bravada RWDSECTION Oil Pressure Switch Inspection
WARNING: This page is about a different car, the 2004 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
  1. Verify that the oil pressure warning light illuminates when the ignition switch is at the ON position.
  2. Verify that the oil pressure warning light goes out when the engine is started.
    • If the oil pressure warning light does not illuminate or remains illuminated, inspect the related wiring harness.
      • If the related wiring harness is normal, inspect the oil pressure. (See OIL PRESSURE INSPECTION .)
        • If the oil pressure is normal, replace the oil pressure switch.
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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.