Diagnostic Code Index

2008 Pontiac Grand Prix BaseSECTION Diagnostic Code Index
WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX

DTC Description
DTC B0283  Electric Rear Defrost Circuit
DTC B3604 or B3605  All Windows Up/Express Down Circuit
DTC B3819  Left Rear Window Up Control Circuit
DTC B3820  Left Rear Window Down Control Circuit
DTC B3821  Left Rear Window Relay Power Circuit
DTC B3822  Right Rear Window Up Control Circuit
DTC B3823  Right Rear Window Down Control Circuit
DTC B3824  Right Rear Window Relay Power 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.