GM Service Manual Online
For 1990-2009 cars only
CTD Status: The scan tool displays the current arming status of the content theft system.

Current CTD Trigger: The scan tool displays the current input which has cause a content theft alarm.

Door Key Cyl. Unlock Switch: The scan tool displays the current status of the door key cylinder unlock switch.

Driver Door Ajar Sw.: The scan tool displays the current status of the driver door ajar switch.

Driver Identification: The scan tool displays the driver which has disarmed the content theft system.

Left Rear Door Ajar Switch: The scan tool displays the current status of the left rear door ajar switch.

Hood Closed Switch: The scan tool displays the status of the hood closed portion of the hood ajar switch.

Hood Open Switch: The scan tool displays the status of the hood open portion of the hood ajar switch.

Passenger Door Ajar Sw.: The scan tool displays the current status of the passenger door ajar switch.

Rear Closure Ajar Sw.: The scan tool displays the current status of the rear compartment ajar switch.

Right Rear Door Ajar Switch: The scan tool displays the current status of the right rear door ajar switch.

Theft LED: The scan tool displays the current status of the theft indicator as controlled by the CTD system.