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.
Diagnostic Code Index
2010 Buick Lucerne CXL, 3.9 MSECTION Diagnostic Code Index
WARNING: This page is about a different car, the 2010 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B3567 | B3567 01: Driver Information Center Select Switch Circuit Short to Battery B3567 59: Driver Information Center Select Switch Circuit/Component Protection Time-Out |
| DTC P0461 | P0461: Fuel Level Sensor Circuit Performance |
| DTC P0462 | P0462: Fuel Level Sensor Circuit Low Voltage |
| DTC P0463 | P0463: Fuel Level Sensor Circuit High Voltage |
| DTC P0464 | P0464: Fuel Level Sensor Circuit Intermittent |
| DTC P0520 | P0520: Engine Oil Pressure (EOP) Sensor Circuit |
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.