GM Service Manual Online
For 1990-2009 cars only

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

DEFINITION: Engine is at idle, upper radiator hose is hot, closed throttle, gear is in PARK or NEUTRAL, and accessories are OFF.

ATC Application

Transfer Case Data

Number

Varies

ATC Slip Speed

Transfer Case Data

RPM

0

Battery Voltage

Transfer Case Data

Volts

Battery Voltage

Calibration Part Number

Transfer Case Data

Number

Varies

Clutch Pedal Engaged

Transfer Case Data

Yes/No

No

Current Slip Adapts

Transfer Case Data

Counts

Varies

Encoder Gear Position

Transfer Case Data

2WD/AWD

2WD

Encoder Return Voltage

Transfer Case Data

Volts

Varies

Encoder Supply Voltage

Transfer Case Data

Volts

5 volts

End Model Part Number

Transfer Case Data

Number

Varies

Front Propshaft Speed

Transfer Case Data

RPM

0

Ign. Cycles Since Last Current DTC

Transfer Case Data

Number

Varies

Rear Propshaft Speed

Transfer Case Data

RPM

0

Service 4WD Lamp

Transfer Case Data

On/Off

Off

Slip Adapt PWM

Transfer Case Data

%DC

0

Software Part Number

Transfer Case Data

Number

Varies

Total Slippage

Transfer Case Data

RPM

0