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Circuit/System Verification

WARNING: This page is about a different car, the 2020 Buick Regal TourX, 2020 Buick Regal, 2019 Buick Regal TourX, and 2019 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition - On/Vehicle - In Service Mode
  2. Perform the scan tool control function: Rear Body Closure Unlatch - Unlatch

    Verify a click can be heard or felt at the component when the scan tool control function was commanded: A23C Liftgate Latch Assembly

    • If a click cannot be heard or felt 

      Refer to: Circuit/System Testing - Test 1

    • Go to next step: If a click can be heard or felt 
  3. Operate the component: S46 Liftgate Handle Switch - Pressed

    Verify the component produces a clicking sound: A23C Liftgate Latch Assembly

    • If a click cannot be heard or felt 

      Refer to: Circuit/System Testing - Test 2

    • Go to next step: If a click can be heard or felt 
  4. All OK.
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