Electrical Power Management
WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
The body control module (BCM) provides the following electrical power management functions. Some power management functions are controlled by working with other systems through the class 2 serial data link:
- Retained accessory power (RAP). Refer to Retained Accessory Power (RAP) Description and Operation in Retained Accessory Power (RAP) for further information.
- Load shed and idle boost actions. Refer to Load Shed System Description and Operation in Engine Electrical for further information.
- Inadvertent lighting control for battery run-down protection. Refer to Exterior Lighting Systems Description and Operation and Interior Lighting Systems Description and Operation in Lighting Systems for further information.