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Home >> Buick >> 2018 >> Enclave Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 19 (Cellular System, Entertainment System, And Navigation System) >> Diagnostic Information and Procedures >> DTC B124F: Universal Serial Bus (USB) Programming >> Circuit/System Verification
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Circuit/System Verification

WARNING: This page is about a different car, the 2017 GMC Acadia Limited, 2017 Chevrolet Traverse, and 2017 Buick Enclave. 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 B124F is not set.
    • If DTC B124F is set 
    1. Program the device that set the DTC.
    2. Verify the DTC does not set.
      • If DTC is set, replace the device that set the DTC.
      • If the DTC is not set
    3. All OK.
    • If DTC B124F is not set 
  3. All OK
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