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Home >> Chevrolet >> 2009 >> Traverse LS, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 3.6L - DTC P0638 To DTC P2635 >> DTC P2544 >> Circuit/System Verification
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Circuit/System Verification

  1. Observe the scan tool Freeze Frame/Failure Records.
  2. Clear the scan tool DTC information.
  3. Ignition OFF for 30 seconds.
  4. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records.
    • If DTC P2544 failed this ignition, replace the TCM.
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