GM Service Manual Online
For 1990-2009 cars

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition in Run position, Engine OFF, All doors closed, DRLs OFF

Battery Voltage

Chassis

Volts

Varies

Driver Door Switch

Door Lock Data

Open/Closed

Closed

Pass Door Switches

Door Lock Data

Open/Closed

Closed

Ignition Accessory

Ignition

Active, Inactive

Active

Power Mode

Ignition

Off/Accy/Run

Run