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Home >> GMC >> 2018 >> Acadia SL >> Repair and Diagnosis (Single Page) >> Body & Frame >> Body, Cab Control Systems >> Vehicle Access System >> Diagnostic Information And Procedures >> DTC B396A: Left Liftgate Motor Control Circuit (Liftgate Motor Power Open/Close Malfunction) >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON.
    NOTE:

    Refer to Liftgate System Diagnosis  for a guide to power liftgate functions and failure modes to determine the course of action when the power liftgate malfunctions

  2. Verify DTC B153E is not set.
    • Go to next step: If DTC B153E is not set 
  3. Verify the liftgate will OPEN and CLOSE when commanding the Liftgate Open/Close with a scan tool.
    • If the liftgate does not OPEN or CLOSE 

      Refer to Circuit/System Testing

    • Go to next step: If the liftgate does OPEN and CLOSE 
  4. All OK.