GM Service Manual Online
For 1990-2009 cars only
Battery Voltage: The scan tool displays out of range / normal. The scan tool displays the current battery state input.

Door Ajar Switch: The scan tool displays Door Closed / Door Ajar / Volts. Display indicates the current status of the passenger door ajar switch. Door Ajar indicates the door is open and closed indicates the door is closed.

Door Cylinder Switch: The scan tool displays Idle / Unlock / Lock / Invalid / Volts. The scan tool displays unlock when the passenger door key cylinder is rotated to the unlock position.

Door Lock Switch: The scan tool displays Idle / Unlock / Lock. The scan tool displays unlock when the passenger door key cylinder is rotated to the unlock position.

Driver Door Ajar Switch: The scan tool displays Door Closed / Door Ajar. The Scan tool display indicates the current status of the driver door ajar switch. Door Ajar indicates the door is open and Door Closed indicates the door is closed.

Driver Door Lock Actuator Command: The scan tool displays Idle / Unlock / Lock / Invalid which is the last state of the driver side door lock actuator.

Hood Ajar Switch: The scan tool displays Volts. Display indicates the current voltage state of the Hood Ajar Switch.

Hood Ajar Switch: The scan tool displays Closed / Ajar. Display indicates the current state of the Hood Ajar Switch. Ajar indicates the Hood is open and Closed indicates the hood is closed.

Last Remote Function Actuator (RFA) Command Received: The scan tool displays Engine Stop / Alarm Press / Alarm Hold / Fob 4 Unlock / fob 3 Unlock / Low Battery / Fob 2 Unlock / Fob 1 Unlock / Lock / Rear Release / Program / Fob / Programmed / Engine Start.

Park Lamp Request: The scan tool displays Off / On. The scan tool displays the commanded state of the park lamp relay.

Passenger Doors Lock Actuator Request: The scan tool displays Idle / Unlock / Lock / Invalid which is the last state of the passenger side door lock actuator.

Remote Start Equipped: The scan tool displays Disabled / Enabled. The scan tool displays if the remote start feature has been turned on for this vehicle.

Remote Start Request: The scan tool displays Yes / No.

RFX Link Input: The scan tool displays Low / High. The scan tool displays the low or high signal from the transmitter to the Body Control Module. The X Link is the signal to a class II body module with or without remote start.

Run / Crank Relay: The scan tool displays Off / On. The scan tool displays status of the Run /Crank Relay.

Trunk Ajar Switch: The scan tool displays trunk closed / trunk ajar. The display indicates the current state of the trunk ajar switch only when the content theft deterrent (CTD) system is in the armed mode. On indicates the trunk ajar switch was active when the CTD was in the armed mode.

Content Theft Enabled: The scan tool displays Yes / No. The scan tool displays Yes when the CTD system is armed and Off when the CTD system is in standby.

Key Lock / Unlock Enabled: The scan tool displays Yes / No. The scan tool displays Yes when the key cylinder is rotated to the lock position and No when the key cylinder is rotated to the unlock position.