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 MANUALSPONTIAC2006G6 GTP, 2D COUPE, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 391 (LIGHTING SYSTEMS)DIAGNOSTIC INFORMATION AND PROCEDURESDIAGNOSTIC CODE INDEX
2006 Pontiac G6 GTP, 2D Coupe, Standard
Diagnostic Code Index
2006 Pontiac G6 GTP, 2D Coupe, StandardSECTION Diagnostic Code Index
WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B2545 | Backup Lamps Circuit |
| DTC B2580 | Headlamp High Beam Control Circuit |
| DTC B2610 | Passenger Compartment Dimming 1 Circuit |
| DTC B2645 | Ambient Light Sensor Circuit |
| DTC B3445 | Stop Lamp Circuit |
| DTC B3838 | Park Lamp Relay Control Circuit |
| DTC B3948 | Left Front Turn Signal Circuit |
| DTC B3949 | Right Front Turn Signal Circuit |
| DTC B3950 | Left Rear Turn Signal Circuit |
| DTC B3951 | Right Rear Turn Signal Circuit |
| DTC C0277 | Brake Pedal Position Sensor Circuit |
| DTC C0278 | Brake Pedal Position Sensor Not Calibrated |
| DTC C0283 | Brake Pedal Position Sensor Circuit Low |
| DTC C0870 | Brake Pedal Position Sensor Reference Output Circuit |
| DTC P0572 | Cruise Control Brake Pedal Position Sensor Circuit Low Voltage |
| DTC P0573 | Cruise Brake Pedal Position Sensor Circuit High Voltage |
RENDER: 1.0x
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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.