Reprogram Control Module
WARNING: This page is about a different car, the 2023 GMC Hummer EV. However, it is still accessible from the selected car via links, so may be relevant.
Do not reprogram the module, unless directed by a service procedure, or a service bulletin.
To reprogram an existing control module, perform the following procedure:
- Access the Service Programming System (SPS) and follow the on-screen instructions.
- On the SPS Supported Controllers screen, under Select Controller, select K183 UHF Short Range Low Energy Remote Control Access Transceiver.
- On the SPS Supported Controllers screen, under Select Function / Sequence, select Programming and follow on screen instructions.
- Clear DTCs.