Replace and Program Control Module or Reprogram Control Module
WARNING: This page is about a different car, the 2015 Buick LaCrosse. However, it is still accessible from the selected car via links, so may be relevant.
To program a replacement or an existing control module, perform the following procedure:
Without Rear Seat Video Entertainment System
This control module does not require SPS programming or any setup procedures.
With Rear Seat Video Entertainment System
- Install the EL-49642 SPS Programming Support Tool.
- Connect a USB drive to the computer.
- Access the Service Programming System (SPS) and follow the on-screen instructions.
- If there are no files available for USB transfer via SPS, proceed to step 11.
- All existing files on the USB drive will be erased when the new files are copied.
- On the SPS Supported Controllers screen, select Media Disc Player - USB File Transfer and follow the on-screen instructions.
- Upon completion of the file transfer, remove the USB drive from the computer.
- Ignition ON, infotainment system ON.
- Connect the USB drive to the rear seat USB port in the vehicle.
- The infotainment system will recognize that update files are available. Follow the infotainment display on-screen instructions and select Update when prompted. Programming will take several minutes.
- Upon completion of programming, remove the USB drive. Follow the infotainment display on-screen instructions.
- On the SPS Supported Controllers screen, select Media Disc Player - Programming and follow the on-screen instructions.
- At the end of programming, choose the "Clear All DTCs" function on the SPS screen.
NOTE:
If using a pre-configured USB drive supplied by General Motors, proceed to step 8.
NOTE: