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.
DTC Parameters
2004 Oldsmobile Bravada AWDSECTION DTC Parameters
WARNING: This page is about a different car, the 2002 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
- EVAP vent solenoid is commanded off (open).
- EVAP purge solenoid is commanded to PWM (open).
- Fuel tank level is 15-85 percent.
- BARO more than 75 kPa.
- Throttle angle 10-35 percent.
- Vehicle speed less than 70 MPH.
- No ECT, fuel tank pressure, IAT, MAP, HO2S1, ECM internal fault, TP or VSS DTCs are set.
DTC sets when fuel pressure sensor voltage is more than 2.1 volts for more than 100 seconds during DTC diagnostic test, indicating a blocked vent system.
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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.