Replace and Program Control Module With New Rear Differential Assembly

To program a replacement control module, perform the following procedure:

NOTE:

When replacing a rear differential assembly in a 2015 - 2017 vehicle, the service assembly will include a new K47 Rear Drive Control Module. This new K47 Rear Drive Control Module has advanced cyber security features for 2018 and newer vehicles and is incompatible with 2015 - 2017 vehicles. To ensure compatibility on 2015 - 2017 vehicles, the rear differential clutch calibrations must be extracted from the new K47 Rear Drive Control Module and programmed to the original K47 Rear Drive Control Module. The following must be performed in the specified order to ensure the calibration is successfully transferred. 2018 and newer vehicles are programmed normally, with the new module.

1. Install the new rear differential assembly with new K47 Rear Drive Control Module.
2. Access the Service Programming System (SPS) and follow the on-screen instructions.
3. On the SPS Supported Controllers screen, select K47 Rear Drive Control Module - Prepare the Control Module for Removal and follow the on-screen instructions.
4. Replace the new K47 Rear Drive Control Module with the original K47 Rear Drive Control Module.
5. On the SPS Supported Controllers screen, select K47 Rear Drive Control Module - Programming and follow the on-screen instructions.
6. On the SPS Supported Controllers screen, select K47 Rear Drive Control Module - Setup and follow the on-screen instructions.
   NOTE:

   RPO G99 = Twin Clutch System

7. Clear DTCs.