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Home › GMC › 2018 › Acadia SL › Repair and Diagnosis › Body & Frame › Body, Cab Control Systems › Vehicle Access System › Diagnostic Information And Procedures › DTC B153F: Liftgate Object Sensor Signal Circuit Short (Liftgate Object Sensor Malfunction) › Component Testing

Component Testing

  1. Ignition OFF, disconnect the harness connector at the appropriate B71 Liftgate Object Sensor.
  2. Test for 8k-12 kΩ between the signal terminal 1 and the low reference circuit terminal 2.
    • If not between 8k-12 kΩ 

      Replace the B71 Liftgate Object Sensor.

    • Go to next step: If between 8k-12 kΩ 
  3. All OK
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