GM Service Manual Online
For 1990-2009 cars only

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Battery Voltage

Input/Output

Volts

Varies

Driver Identification

Input/Output

Driver 1-2

Varies

Exit Front Vertical Value

Memory Data

Volts

Varies

Exit Horizontal Value

Memory Data

Volts

Varies

Exit Rear Vertical Value

Memory Data

Volts

Varies

Exit Recline Value

Memory Data

Volts

Varies

Front Vertical Motor

Input/Output

Inactive/Active

Inactive

Front Vertical Position

Input/Output

Volts/Counts

Varies

Front Vertical Position

Sensor Data

Volts

Varies

Horizontal Motor

Input/Output

Inactive/Active

Inactive

Horizontal Position Switch

Input/Output

Forward/Backward/Inactive

Inactive

Ign. Since Current DTC

Input/Output

Cycles

Varies

Memory Switch

Input/Output

Driver 1/Driver 2/Exit/Inactive

Inactive

Mem 1 Front Vertical Value

Memory Data

Volts

Varies

Mem 2 Front Vertical Value

Memory Data

Volts

Varies

Mem 1 Horizontal Value

Memory Data

Volts

Varies

Mem 2 Horizontal Value

Memory Data

Volts

Varies

Mem 1 Rear Vertical Value

Memory Data

Volts

Varies

Mem 2 Rear Vertical Value

Memory Data

Volts

Varies

Mem 1 Recline Value

Memory Data

Volts

Varies

Mem 2 Recline Value

Memory Data

Volts

Varies

PRNDL State

Input/Output

Park, Neutral, Reverse, Drive

Park

Rear Veritcal Motor

Input/Output

Inactive/Active

Inactive

Rear Vertical Position

Input/Output

Volts/Counts

Varies

Rear Vertical Position

Sensor Data

Volts

Varies

Recline Motor

Input/Output

Inactive/Active

Inactive

Recline Position

Sensor Data

Volts

Varies

Recline Switch

Input/Output

Forward/Backward/Inactive

Inactive

Seat Horizontal Position

Sensor Data

Volts

Varies

System Power Mode

Input/Output

On/Off

On