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Home >> Chevrolet >> 2024 >> Traverse LS, FWD >> Repair and Diagnosis >> General Information >> Reset Procedures >> Programming And Setup >> Repair Instructions >> A11 Radio: Programming and Setup >> Reprogram Control Module
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Reprogram Control Module

To program an existing control module, perform the following procedure:

NOTE:

The vehicle must remain in PARK and the driver's door closed during the programming procedure.

  1. Before proceeding with Prepare for USB File Transfer in SPS check for any Info Sys OTA updates under Settings>Updates on the vehicles infotainment screen. If an update is available, it is more efficient to install the OTA update if it will install successfully. If the OTA will not install and USB programming is necessary then before attempting USB programming you should first decline the update by selecting Details and then the Decline Update option, followed by confirming the Decline Update. If an Info Sys OTA update is not available, proceed with USB programming.
    2. NOTE:

    For instructions on passive power moding, refer to Power Mode Description and Operation

  2. Ignition / vehicle OFF
  3. On the SPS Supported Controllers screen, select A11 Radio - Prepare for USB File Transfer and follow the on - screen instructions.
  4. Connect a USB drive to the computer.
    5. NOTE:

    Windows will not be able to format FAT32 if the drive is greater than 32GB.

  5. Perform a Quick Format on the USB drive to FAT32.
    6. NOTE:

    If USB File Transfer is blocked, the software is the latest version. Programming is complete. Proceed to step 16

  6. On the SPS Supported Controllers screen, select A11 Radio - USB File Transfer and follow the on - screen instructions.
  7. Upon completion of the file transfer, properly eject the USB drive from the computer.
  8. Ignition ON, infotainment system ON
  9. On the SPS Supported Controllers screen, select A11 Radio - USB File Download Status. This shows the status of the USB update on the SPS screen as the radio screen may go black during the update process.
  10. Connect the USB drive to the USB port in the vehicle.
  11. The infotainment system will recognize that update files are available. Follow the infotainment display on-screen instructions and select Update when prompted. If no instructions immediately appear on the infotainment display, select the following menu options:
    • Home
    • Settings
    • System
    • Updates
    12. NOTE:
    • If you receive an Update Failed screen, remove the USB, turn the vehicle OFF, and return to step 8. The update should continue where it stopped.
    • The radio may display "Recovery Mode. Please Calibrate Device."
  12. Upon completion of programming, remove the USB drive.
    13. NOTE:

    Programming Part 1 will reboot the radio and automatically turn the vehicle OFF.

  13. On the SPS Supported Controllers screen, select A11 Radio - Programming Part 1 and then follow the on-screen instructions.
    14. NOTE:

    Programming Part 2 will automatically turn the vehicle OFF.

  14. On the SPS Supported Controllers screen, select A11 Radio - Programming Part 2 and then follow the on-screen instructions.
  15. Return to step 2 to continue updating the radio until step 6 on-screen instruction blocks USB File Transfer
  16. Clear DTCs.
  17. Ignition OFF, Retained Accessory Power (RAP) OFF, remove the key fob from range of the vehicle, and let the vehicle sit for five minutes. Retest system operation to verify the repair.
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