Action Taken When the DTC Sets
WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
B3140 00 or B3145 00
The BCM will not command the doors to UNLOCK when pressing the driver door lock switch, the passenger door lock switch or the rear cargo door lock switch.
B3150 00 or B3155 00
The BCM will not command the doors to LOCK when pressing the driver door lock switch, the passenger door lock switch or the rear cargo door lock switch.