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Home >> GMC >> 2024 >> Terrain SLT, FWD >> Repair and Diagnosis >> Electrical >> Gauges >> Instrument Panel, Displays And Gauges >> Diagnostic Information and Procedures >> DTC B12AC >> Circuit/System Testing >> Inoperative Head-Up Display

Inoperative Head-Up Display

  1. Verify no DTCs set in any related system.
    • Go to next step: If no DTCs set 
  2. Replace P29 Head-Up Display.
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