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Home >> Buick >> 2021 >> Envision Preferred, AWD >> Repair and Diagnosis >> Steering >> Power Steering System >> Diagnostic Information and Procedures >> DTC U3002 >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON.
  2. Verify DTC U3002 51 is not set.
    • If DTC U3002 51 is set 
    1. Program the K43 Power Steering Control Module.
    2. Verify the DTC does not reset.
      • If the DTC resets, replace the K43 Power Steering Control Module.
      • Go to next step: If the DTC does not reset
    3. All OK.
    • Go to next step: If DTC U3002 51 is not set 
  3. All OK.
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