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 16 (ENGINE CONTROL SYSTEM - 2.4L - DTC P0351 TO DTC P2138)DTC P060DCIRCUIT/SYSTEM TESTING
2006 Pontiac G6 GTP, 2D Coupe, Standard
Circuit/System Testing
2006 Pontiac G6 GTP, 2D Coupe, StandardSECTION Circuit/System Testing
WARNING: This page is about a different variant/trim than selected.
- Clear the DTCs with the scan tool. Operate the vehicle within the Conditions for Running the DTC or within the conditions that you observed from the Freeze Frame/Failure Records.
- With the ignition ON, use a scan tool to observe the DTCs.
- If DTC P0602 is set, refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- With the ignition OFF, disconnect the accelerator pedal connector. Ensure that the pedal is at the rest position. Measure for more than 450 ohms from the 5-volt reference terminal of the accelerator pedal assembly to the APP sensor 2 signal terminal of the accelerator pedal assembly.
- If less than 450 ohms, replace the accelerator pedal assembly.
- If the pedal test is normal, replace the ECM.
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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.