Release notes: over-the-air: service action software update for rcm, uwb and sbcm (SA652/SA653/SA658)

Bulletin number

OTA_SA652_653_658_NOTES (SA652/SA653/SA658)

Component

Electrical system

Summary

RELEASE NOTES: OVER-THE-AIR: SERVICE ACTION SOFTWARE UPDATE FOR RCM, UWB AND SBCM (SA652/SA653/SA658) - This Over-the-Air (OTA) software update the Roof Control Module (RCM), Ultra-Wideband (UWB) and Side Body Control Module (SBCM) logic of certain 2027 Telluride vehicles. This update is designed to improve the controller type determination logic to remedy the sunroof operation anomaly, the connection and controller logic between Digital Key and Ultra-Wideband-supported smartphone devices has been improved to reduce 12V battery consumption and the Side Body Control Module (SBCM) to reduce noise that may occur during the folding and unfolding of the outside mirrors.

Owners of these vehicles have filed 7 complaints in the electrical category.