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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 333 (Power Door Lock System And Release Systems) >> Diagnostic Information and Procedures >> DTC B396A: Liftgate Motor Power Open/Close Malfunction >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
  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 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

    • If the liftgate does OPEN and CLOSE 
  3. All OK.
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