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OBD II Fault Code

  • OBD II P0949

    OBD-II Code Transmission Control Module (TCM) failure is defined as a Auto Shift Manual Adaptive Learning not Complete

    The Automatic Transmission needs to go through a relearn procedure anytime the transmission is serviced or repaired. If the relearn procedure is not performed, code P0949 will be stored.

    Common Problems That Trigger the P0949 Code

    • Transmission Control Module (TCM) failure
    • Transmission shift points are out of calibration
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