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Home >> GMC >> 2024 >> Acadia AT4 >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Hydraulic Brakes >> Diagnostic Information and Procedures >> DTC C058A:, C058E:, or C0594: -C0596: >> Circuit / System Verification

Circuit / System Verification

  1. Ignition - On / Vehicle - In Service Mode
  2. Perform the scan tool configuration / reset function: Brake System Plunger Motor Position Sensor Learn
  3. Clear DTCs
  4. Verify DTC is not set:
    • If the DTC is set 

      Test or replace the component: A104 Brake Master Cylinder

    • Go to next step: If the DTC is not set 
  5. All OK.