Replace and Program ECU or Reprogram ECU

To program a replacement or an existing ECU, perform the following procedure:

1. Install EL-49642  . See Special Tools .
2. Access the Service Programming System (SPS) and follow the on-screen instructions.
NOTE: The Prepare Control Module for Programming function can only be performed when communication with the old control module is still possible.
3. Before removing the old instrument cluster, perform the SPS function Prepare Control Module for Removal and follow the on-screen instructions.
4. Replace the instrument cluster.
5. On the SPS Supported Controllers screen, select Instrument Cluster - Programming and follow the on-screen instructions.
6. On the SPS Supported Controllers screen, select Instrument Cluster - Setup and follow the on-screen instructions.
7. On the SPS Supported Controllers screen, select Instrument Cluster - Configuration and follow the on-screen instructions.
8. At the end of programming, choose the "Clear All DTCs" function on the SPS screen.