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Reprogram Control Module

WARNING: This page is about a different car, the 2013 Chevrolet Trax and 2013 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.

To reprogram an existing ECM, perform the following procedure:

  1. Connect a scan tool to the vehicle and access SPS. Refer to Service Programming System (SPS) .
  2. Perform the SPS function Engine Control Module - Programming and follow the on-screen instructions.
  3. Clear DTCs after completing the Programming procedure.
  4. Perform the SPS Function Immobilizer Learn and follow the on-screen instructions. Refer to Immobilizer System Component Programming .
  5. Perform the SPS function Engine Control Module - Configuration & Setup and follow the on-screen instructions, if available.
  6. Clear DTCs after completing the Configuration & Setup procedure.
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