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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 506 (Automatic Transmission - 6L80/6L90 - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P150C >> Circuit/System Verification

Circuit/System Verification

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  1. DTC P150C is an informational DTC. Diagnose all other Engine Control DTCs prior to DTC P150C. Refer to Diagnostic Trouble Code (DTC) List - Vehicle .
  2. If there are no other Engine Controls DTCs, diagnosis is accomplished by looking for an intermittent CAN circuit fault. Refer to Scan Tool Does Not Communicate with High Speed GMLAN Device .
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