Circuit/System Description
WARNING: This page is about a different car, the 2021 Chevrolet Tahoe and 2021 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.
The B218L Side Obstacle Detection Control Module - Left and B218R Side Obstacle Detection Control Module - Right perform a routine of self-check functions to determine if it is a normal operating state.