The body control module is a computer device in your vehicle that manages the electrical system. It has control over the operation of auxiliary devices like comfort control and door locks.
Body control module functionThe body control module is also known as the body computer, and it is a common title for an electronic control unit that is in charge of managing electronic accessories. In a car, the BCM controls the windows, mirrors, air conditioning, and central locking system. The BCM transmits information to other onboard computers through the car's bus.
Common problems with a faulty body control moduleA faulty body control module can lead to irregular electrical functions like the lights and wipers going off as well as a decline in vehicle performance.