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Home >> GMC >> 2019 >> Terrain SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 65 (Antilock Brake System) >> Diagnostic Information And Procedures >> DTC C0131: Traction Control System Pressure Circuit >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2018 GMC Terrain and 2018 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON.
  2. Apply and release brake pedal. Verify the brake stop lamps operate properly.
    • Go to next step: If the brake stop lamps operate properly 
  3. Verify that DTC C0131 is not set.
    • If the DTC is set 
    1. Perform the Brake Pressure Modulator Valve Pressure Sensor Calibration .
    2. Verify the DTC does not set.
      • If the DTC sets, replace the K17 Electronic Brake Control Module with the Brake Pressure Modulator.
      • If the DTC does not set
    3. All OK.
    • Go to next step: If the DTC is not set 
  4. All OK.
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