GM Service Manual Online
For 1990-2009 cars only

Body Control Module (BCM)

Scan Tool Output Control

Additional Menu Selection(s)

Description

Driver Door Unlock

BCM/Special Functions/Doors

The body control module (BCM) activates the driver door unlock relay when you select ON. The driver door should unlock.

Lock All Doors

BCM/Special Functions/Doors

The BCM activates the door lock relay when you select ON. All doors should lock.

Passenger Door Unlock

BCM/Special Functions/Doors

The BCM activates the passenger door unlock relay when you select ON. The passenger door should unlock.

Trunk Release

BCM/Special Functions/Miscellaneous Test

The BCM activates the trunk release relay control when commanded ON. The trunk lid should release.