GM Service Manual Online
For 1990-2009 cars only

Body Control Module

Scan Tool Output Control

Additional Menu Selection(s)

Description

Door Lock

Special Functions

The body control module (BCM) actuates the door lock relay when you select ON. All doors should lock.

Door Unlock

Door Unlock

The BCM actuates the door unlock relay when you select ON. All passenger doors should unlock.

Driver Door Unlock

Special Functions

The BCM actuates the driver door unlock relay when you select ON. The driver door should unlock.

Trunk Release Output

ON/OFF

The body control module grounds the trunk relay when commanded ON. The trunk should release.