Inspection/Maintenance System DTCS

2004 Oldsmobile Bravada AWDSECTION Inspection/Maintenance System DTCS
WARNING: This page is about a different car, the 2003 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
INSPECTION/MAINTENANCE SYSTEM DTCS

System DTCs Required To Set System Status To YES
Catalyst P0420
EVAP P0440, P0442, P0446 Or P1441
Oxygen Sensor P0133, P0140 Or P1133
Oxygen Sensor Heater P0135 Or P0141
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.