GM Service Manual Online
For 1990-2009 cars only
Battery Voltage: The scan tool displays the battery system voltage.

Content Theft Lamp: The scan tool displays the state of the SECURITY lamp. The scan tool displays ON when activated by an unauthorized entry.

Content Theft State: The scan tool displays the state of the content theft feature. The scan tool displays ON when activated by an unauthorized entry.

Door Key Unlock: The scan tool displays the state of the drivers door lock cylinder. The scan tool displays ACTIVE when the cylinder is in the UNLOCK position.

Door Lock Switch: The scan tool displays the state of the power door lock switch. The scan tool displays ACTIVE when the switch is in the LOCK position.

Door Ajar Switch: The scan tool displays the position of the drivers door. The scan tool displays ACTIVE when the drivers door is ajar.

GM Part Number: The scan tool displays the part number assigned to the body control module (BCM) that is currently in the vehicle.

Left Rear/Cargo Door Ajar Switch: The scan tool displays the position of the left rear door and the cargo door. The scan tool displays ACTIVE when the left rear or cargo door is ajar.

Passenger Door Ajar Switch: The scan tool displays the position of the passenger door. The scan tool displays ACTIVE when the passenger door is ajar.

Right Rear Door Ajar Switch: The scan tool displays the position of the right rear door. The scan tool displays ACTIVE when the right rear door is ajar.

Security Lamp: The scan tool displays the state of the SECURITY lamp. The scan tool displays ON, OFF or FLASHING.