GM Service Manual Online
For 1990-2009 cars only

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON/ engine ON/ steering wheel centered/ no force applied to steering wheel.

Battery Voltage Signal

Data Display

Volts

14.2

Calculated System Temperature

Data Display

°C/°F

varies

Motor Command

Data Display

amps

0

Steering Shaft Torque

Data Display

N·m/ft-lbs

0.00

Steering Position Sensor Signal 1

Data Display

Volts

varies

Steering Position Sensor Signal 2

Data Display

Volts

varies

Steering Tuning

Data Display

numeric

1 w/4 cyl, 2 w/6 cyl, 3 w/5 day extended

Steering Wheel Position

Data Display

°

0

Torque Sensor Signal 1

Data Display

Volts

2.5

Torque Sensor Signal 2

Data Display

Volts

2.5

Vehicle Speed

Data Display

kmh/mph

0