Conditions for Setting the DTC
WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
B395C 08
The sideview camera - right video circuit is open, shorted to voltage, or shorted to ground.
B395C 66
The sideview camera - right is incorrectly mounted.
B395C 4B
The sideview camera - right is not learned.