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Home >> GMC >> 2008 >> Yukon Denali, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (Hybrid Engine Control System) >> Diagnostic Information and Procedures >> DTC P16F3 >> Circuit/System Testing
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Circuit/System Testing

WARNING: This page is about a different variant/trim than selected.
  1. Inspect for DTC P1AC6 or any communication DTCs.
  2. Program the PIM with the latest software version and recheck for DTCs.
    • If the DTC resets after programming or if the PIM already contains the latest software version, replace the PIM.
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