GM Service Manual Online
For 1990-2009 cars only

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Engine Idling/Radiator Hose Hot/Closed Throttle/Park or Neutral/Closed Loop

Prom ID

Module Information 1

--

806C

Calibration ID

Module Information 1

--

1747

Last 4 Digits of GM Part Number

Module Information 1

--

12599

Component Serial #8-12

Module Information 2

--

0000

Component Serial #13-18

Module Information 2

--

0133

8 Digit GM Part Number

Module Information 2

--

25641747

Battery Volts

Data

Volts

13.0 Volts

Vehicle Speed

Data

mph/kmh

0 km/h

Engine Speed

Data

rpm

645 rpm

VF Dim

Data

%

99%

Florescent Light

Data

%

99%

Park Brake Switch

Inputs

On/Off

Off

Left Turn Signal

Inputs

On/Off

Off

Right Turn Signal

Inputs

On/Off

Off

English/Metric Switch

Inputs

On/Off

Off

Display Mode Switch

Inputs

On/Off

Off

Trip Odometer A/B Switch

Inputs

On/Off

Off

Information Up Switch

Inputs

On/Off

Off

Information Down Switch

Inputs

On/Off

Off

Info. Reset Switch

Inputs

On/Off

Off

Display Information Switch

Inputs

On/Off

Off

Display Trip Reset Switch

Inputs

On/Off

Off

Washer Fluid Level

Inputs

OK/Low

OK

Low Brake Fluid Level

Inputs

OK/Low

OK

Low Coolant Level

Inputs

OK/Low

OK

Ignition 1

Inputs

On/Off

On

ABS Input

Inputs

On/Off

Off