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Circuit/System Verification

WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON/Vehicle In Service Mode.
  2. Verify DTC B1000 is not set.
    • If DTC B1000 is set 

      Replace the device that sets the DTC.

    • Go to next step: If DTC B1000 is not set 
  3. All OK
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