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Home › Chevrolet › 2021 › Traverse LS, FWD › Repair and Diagnosis › Body & Frame › Body, Cab Control Systems › Vehicle Access System › Diagnostic Information and Procedures › DTC B153F - Liftgate Object Sensor Malfunction › Component Testing

Component Testing

  1. Ignition/Vehicle - Off
  2. Disconnect the appropriate electrical connector: B71R Liftgate Object Sensor - Right or B71L Liftgate Object Sensor - Left
  3. Test for 8k ohms to 12 kohms between the test points: Signal terminal 1 & Low Reference terminal 2 - Not Pressed
    • If not between 8k and 12k ohms 

      Replace the component: B71R Liftgate Object Sensor - Right or B71L Liftgate Object Sensor - Left

    • Go to next step: If between 8k and 12k ohms 
  4. All OK.
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