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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 352 (Suspension Control System) >> Diagnostic Information and Procedures >> DTC C0720: Engine Torque Management Feedback Signal Invalid Data >> Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
  1. Verify that no DTCs are present in the ECM.
    • If no DTCs are set 
  2. Replace the K19 Suspension Control Module and verify the DTC does not reset.
    • If the DTC sets 

      Replace the K20 Engine Control Module.

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