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Home >> Chevrolet >> 2017 >> Suburban 3500 HD LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 23 (Antilock Brake System) >> Diagnostic Information and Procedures >> DTC C0242: Engine Control Module Indicated Traction Control Malfunction >> Circuit/System Verification

Circuit/System Verification

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  1. Ignition ON.
  2. Verify that no other DTCs are set except for C0242.
    • If no other DTCs are set 
  3. Replace the K20 Engine Control Module.
  4. Verify that DTC C0242 does not set while operating the vehicle within the Conditions for Running the DTC.
    • If DTC sets 

      Replace the K17 Electronic Brake Control Module.

    • If DTC does not set 
  5. All OK.
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