Conditions for Setting the DTC
WARNING: This page is about a different car, the 2020 GMC Terrain and 2020 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
DTC B101D 34, B101D 35, B101D 36, B101D 39
The B174W Frontview Camera - Windshield has detected an internal hardware malfunction
DTC B101D 3C
The B174W Frontview Camera - Windshield has detected a software malfunction