Body Control Module
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2013 GMC Savana, 2013 GMC RV Cutaway, 2013 GMC Cutaway, 2013 Chevrolet RV Cutaway, and 2013 Chevrolet Express. However, it is still accessible from the selected car via links, so may be relevant.
The various body control module (BCM) input and output circuits are described in the corresponding functional areas indicated on the BCM electrical schematics. Some BCM functions with the subsystems may be as a gateway only or as an enable for the system. The BCM related systems/subsystems include, but are not limited to the following:
- Antilock brake system (ABS)-Refer to ABS Description and Operation .
- Cruise control system-Refer to Cruise Control Description and Operation .
- Exterior lighting-Refer to Exterior Lighting Systems Description and Operation .
- Horn system -Refer to Horns System Description and Operation .
- Instrument cluster indicator control-Refer to Instrument Cluster Description and Operation .
- Interior lighting-Refer to Interior Lighting Systems Description and Operation .
- Power door lock system -Refer to Power Door Locks Description and Operation .
- Rear window defogger system -Refer to Rear Window Defogger Description and Operation .
- Remote function actuation (RFA) control-Refer to Keyless Entry System Description and Operation .
- Retained accessory power (RAP)-Refer to Retained Accessory Power Description and Operation .
- Shift lock control system -Refer to Automatic Transmission Shift Lock Control Description and Operation .
- Starting system-Refer to Starting System Description and Operation .
- Supplemental inflatable restraint (SIR) system -Refer to Supplemental Inflatable Restraint System Description and Operation .
- Theft deterrent-Refer to Immobilizer Description and Operation .
- Wiper/Washer system functions-Refer to Wiper/Washer System Description and Operation (Wiper and Washers) .