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Home >> Buick >> 2012 >> Regal Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 327 (Data Communication System) >> Diagnostic Information and Procedures >> DTC B1000 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2013 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON.
  2. Verify DTC B1000 is not set.
    • If DTC B1000 is set 

      Replace the device that set the DTC.

    • If DTC B1000 is not set 
  3. All OK
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