Body Control Module/Gateway Module
WARNING: This page is about a different car, the 2020 Jaguar XE and 2019 Jaguar XE. However, it is still accessible from the selected car via links, so may be relevant.
The Body Control Module/Gateway Module (BCM/GWM) is an interface unit on the Controller Area Network (CAN) buses. Information transfers from 1 CAN bus system to another within the BCM/GWM. The BCM/GWM also contains control components.