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Home >> Buick >> 2011 >> Regal CXL Turbo, Automatic >> Repair and Diagnosis >> Brakes >> Traction Control >> Antilock Brake System >> Diagnostic Information and Procedures >> DTC C0131 >> Circuit/System Testing

Circuit/System Testing

  1. Verify that DTC C0131 5A is not present.
  2. Replace the Q5 brake pressure modulator valve assembly. Verify the DTC does not reset.
    • If the DTC resets, replace the K17 Electronic Brake Control Module (EBCM).
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