GM Service Manual Online
For 1990-2009 cars only

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Ignition ON/ Engine OFF/ Vehicle in PARK

LH Lift Glass Ajar Switch

Input

Active/Inactive

Inactive

Lift Glass Relay

Output

On/Off

Off

Liftgate Ajar Switch

Input

Active/Inactive

Inactive

Liftgate Key Cyl. Unlk. Sw.

Input

Active/Inactive

Inactive

Liftgate Lock Motor

Output

On/Off

Off

Liftgate Open Switch

Input

Active/Inactive

Inactive

Liftgate Unlock Motor

Output

On/Off

Off

RH Lift Glass Ajar Switch

Input

Active/Inactive

Inactive

Rear Release Switch

Input

Active/Inactive

Inactive