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Replace and Program Control Module

WARNING: This page is about a different car, the 2013 Cadillac XTS. However, it is still accessible from the selected car via links, so may be relevant.

If the engine control module (ECM) is replaced, the following procedures must be performed:

  1. Connect a scan tool to the vehicle and access SPS. Refer to Service Programming System (SPS) .
  2. Before removing the old control module, perform the SPS function Prepare Control Module for Removal, if available.
    NOTE:

    The Prepare Control Module for Removal function can only be performed when communication with the old control module is still possible.

  3. Replace the ECM.
  4. Perform the SPS function Engine Control Module - Programming and follow the on-screen instructions.
  5. Clear the DTCs after completing the Programming procedure.
  6. Perform the SPS function Immobilizer Learn and follow the on-screen instructions. Refer to Immobilizer System Component Programming .
  7. Perform the SPS function Engine Control Module - Configuration & Setup and follow the on-screen instructions.
  8. Clear DTCs after completing the Configuration & Setup procedure.
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