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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> Brakes >> Parking Brake System >> Diagnostic Information and Procedures >> DTC C028A, C028B, or C028F: Park Brake Motor >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON.
  2. Verify that DTC C028A, C028B, or C028F is not set.
    • If any of the DTCs are set 
    1. Program the K83 Parking Brake Control Module. Refer to Electronic Parking Brake Control Module Programming and Setup .
    2. Ignition ON.
    3. Apply and release the park brake.
    4. Verify the DTC is not set.
      • If the DTC is set, replace the K83 Parking Brake Control Module.
      • If the DTC is not set
    5. All OK.
    • If none of the DTC are set 
  3. All OK.
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