Replace and Program Control Module
WARNING: This page is about a different car, the 2020 Cadillac CT6. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
During the procedures listed below, critical data is retrieved from vehicle components and stored in the scan tool computer's hard drive. This data is needed during the programming and setup sequences.
Ensure the same scan tool is used and capable of reading, storing, and writing the vehicle's system data.
- Access the Service Programming System (SPS) and follow the on-screen instructions.
- Replace the Power Steering Assist Motor containing the Power Steering Control Module. Refer to: Electric Belt Drive Rack and Pinion Steering Gear Replacement .
- With the Power Steering Assist Motor replaced and reconnected, on the SPS Supported Controllers screen, select K43 Power Steering Control Module - Programming and follow the on-screen instructions.
- On the SPS Supported Controllers screen, select K43 Power Steering Control Module - Configuration & Setup and follow the on-screen instructions.
- Ignition OFF and all vehicle systems OFF. It may take up to 2 minutes for all vehicle systems to power down.
- Ignition ON.
- Clear DTCs.