GM Service Manual Online
For 1990-2009 cars only

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Ignition ON/ engine ON/ no vehicle speed present

ABS Reference Speed

VES Data

mph

0

LF Wheel Speed

VES Data

mph

0

LR Wheel Speed

VES Data

mph

0

RF Wheel Speed

VES Data

mph

0

RR Wheel Speed

VES Data

mph

0

Ignition Voltage

VES Data

Volts

13.25

Switched System Battery Voltage

VES Data

Volts

13.25

VES Failed

VES Data

Yes/No

No

VES Indicator Message

VES Data

On/Off

Off

VES Commanded Current

VES Data

amps

1.00

VES Feedback Current

VES Data

amps

1.00