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Home >> Buick >> 2021 >> Envision Preferred, AWD >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Vehicle Access System >> Diagnostic Information and Procedures >> Liftgate Release Malfunction (TC2) >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON.
  2. Verify the A23C Liftgate Latch releases the liftgate when pressing the E7AC Rear License Plate Lamp Module.
    • If the A23C Liftgate Latch does not release 

      Refer to Circuit/System Testing

    • Go to next step: If the A23C Liftgate Latch does release 
  3. Verify the A23C Liftgate Latch cinches the liftgate to the fully closed position while gently pushing the liftgate closed.
    • If the A23C Liftgate Latch does not cinch 

      Refer to Circuit/System Testing

    • Go to next step: If the A23C Liftgate Latch cinch works 
  4. A fault is not currently present and may be an intermittent condition
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