The automotive central body control module (BCM) is a processor-based power distribution center that supervises and controls functions related to the car body such as lights, windows, security, door ...

The body-domain architecture integrates a majority of body functions into one large central-control module. It’s also common to see interfaces like Ethernet used as the high-bandwidth interface ...

GM has issued a fix for certain 2023 Chevy Malibu units with potentially incorrectly seated body control modules, which also affects the 2023 Cadillac XT4.