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

Rear Defog Load Shed 1 Status

Data

Active/Inactive

Inactive

Rear Defog Load Shed 2 Status

Data

Active/Inactive

Inactive

Rear Defog Load Shed 3 Status

Data

Active/Inactive

Inactive

Rear Defog Status

Outputs

Off/On

Off