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HOMESERVICE MANUALSPONTIAC2006G6 GTP, 2D COUPE, STANDARDREPAIR AND DIAGNOSISBODY & FRAMEWINDOWSSTATIONARY WINDOW SYSTEMDIAGNOSTIC INFORMATION AND PROCEDURESREAR WINDOW DEFOGGER INOPERATIVE (C60 MANUAL A/C) DIAGNOSTIC FAULT INFORMATIONCIRCUIT/SYSTEM VERIFICATION
2006 Pontiac G6 GTP, 2D Coupe, Standard

Circuit/System Verification

2006 Pontiac G6 GTP, 2D Coupe, StandardSECTION Circuit/System Verification
  1. Ignition ON, observe the scan tool Rear Defog Switch parameter while pressing the defog switch. The reading should change between ON and OFF. => If the reading does not change between the commanded states, refer to HVAC Control Module Malfunction.
  2. Command the rear window defogger ON and OFF with the scan tool. The rear window defogger and defog indicator should turn ON and OFF when changing between the commanded states. => If the rear window defogger does not turn ON and OFF when changing between the commanded states, refer to Rear Defogger Malfunction. => If the defog indicator does not illuminate or continuously illuminates, refer to Rear Defogger Indicator Malfunction.
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.