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Home >> Cadillac >> 2018 >> CT6 Plug-In >> Repair and Diagnosis >> Steering >> Power Steering System >> Diagnostic Information and Procedures >> DTC C055C >> Circuit/System Verification
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Circuit/System Verification

  1. Ignition ON.
  2. Verify that DTC C055C is not set.
    • If the DTC is set 
    1. Verify that no steering components down stream of the power steering column assembly are mechanically binding. Refer to Steering Effort Hard or Too Easy in One or Both Directions 
      • If steering components are mechanically binding, replace the mechanically binding steering components.
      • If no steering components are mechanically binding, replace the steering gear.
    • Go to next step: If the DTC is not set 
  3. All OK.
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