GM Service Manual Online
For 1990-2009 cars only

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON/Engine OFF/Vehicle in PARK/All Doors Closed

Door Lock Requestor

Doors

Auto Locks/Power Lock/Door Key Cyl./Rear Closure/Emergency/Keyless Entry/Passive Keyless/Remote/Delayed Lock/Relocking/Anti-Lockout/Exterior Sw.

Varies

Drvr. Door Unlock Cmd

Doors

On/Off

Off

Endgate Handle Sw.

Rear End

Active/Inactive

Inactive

Endgate Lock Status

Rear End

Locked/Unlocked

Unlocked

Endgate Release Cmd.

Rear End

On/Off

Off

Ext. Trunk/Liftglass Rel. Sw.

Rear End

Active/Inactive

Inactive

Int. Trunk/Liftglass Sw

Rear End

Active/Inactive

Inactive

Left Rear Door Ajar Sw.

Doors

Door Closed/Door Ajar

Door Closed

Liftgate Handle Sw

Rear End

Active/Inactive

Inactive

Liftgate Lock Status

Rear End

Locked/Unlocked

Unlocked

Liftgate Release Cmd

Rear End

On/Off

Off

Rear Cargo Lock Sw

Rear End

Active/Inactive

Inactive

Rear Cargo Unlock Sw

Rear End

Active/Inactive

Inactive

Rear Closure Ajar Sw

Rear End

Active/Inactive

Inactive

Rear Closure Cyl. Unlock Sw

Rear End

Active/Inactive

Inactive

Rear Closure Open Sw

Rear End

Active/Inactive

Inactive

Rear Doors Lock Cmd

Doors

On/Off

Off

Rear Doors Unlock Cmd

Doors

On/Off

Off

Right Rear Door Ajar Sw

Doors

Door Closed/Door Ajar

Door Closed