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Home >> Buick >> 2015 >> Verano Base >> Repair and Diagnosis >> Steering >> Power Steering System >> Diagnostic Information and Procedures >> DTC C044A: Steering System Engine Speed Signal Circuit Invalid Data >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON. Verify that DTC U0401 is not set.
    • If the DTC is not set 
  2. Verify that DTC C044A 71 is not set.
    • If the DTC is set 

      Replace the K43 Power Steering Control Module.

    • If the DTC is not set 
  3. All OK.
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