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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Vehicle Access System >> Diagnostic Information And Procedures >> DTC B153E: Liftgate Position Sensor Signal Circuit (Liftgate Angle Sensor Malfunction) >> Circuit/System Verification
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Circuit/System Verification

  1. Ignition - On/Vehicle - In Service Mode
  2. Verify DTC B384A 02 is not set.
    • Go to next step: If the DTC is not set 
  3. Perform the scan tool control function: Liftgate Open/Close - open & Close
  4. Verify the correct operation: Power Liftgate (TB5) = Full Open & Close
    • If not the specified state 

      Refer to: Circuit/System Testing

    • Go to next step: If the specified state 
  5. All OK.