Circuit/System Description
WARNING: This page is about a different car, the 2010 Pontiac G6. However, it is still accessible from the selected car via links, so may be relevant.
The electronic brake control module (EBCM) communicates with the engine control module (ECM), body control module (BCM) and instrument panel cluster (IPC) to correlate the correct calibrations are programmed in the EBCM.