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 VARIANT/TRIMSECTION 12 (ENGINE CONTROL SYSTEM - 2.4L - DTC P0010 TO DTC P0341)DTC P0300-P0304REPAIR VERIFICATION
2006 Pontiac G6 GTP, 2D Coupe, Standard
Repair Verification
2006 Pontiac G6 GTP, 2D Coupe, StandardSECTION Repair Verification
WARNING: This page is about a different variant/trim than selected.
If the customer concern was a flashing MIL perform the following procedure:
- Operate the vehicle at 2,500 RPM for 4 minutes.
- Operate the vehicle within the Conditions for Running DTC P0420. Refer to DTC P0420
.
- If DTC P0420 does not run and pass, diagnose that DTC.
- Clear the DTCs with a scan tool.
- Turn OFF the ignition for 30 seconds.
- Start the engine.
- Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records.
- If the DTC fails this ignition, a misfire still exists.
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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.