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

--

--

Julian Date of Build

Module Information

--

--

Year Module Build

Module Information

--

--

8 Digit GM Part Number

Module Information

--

25641717

Ignition 0

Data

Volts

13.0 Volts

Ignition 1

Data

Volts

13.0 Volts

Ignition 3

Data

Volts

13.0 Volts

Vehicle Speed

Data

mph/kmh

0 km/h

Engine Speed

Data

RPM

0

Fuel Level

Data

gal/liters

--

Coolant Temp

Data

°F/°C

--

Brake Fluid Level

Inputs

OK/Low

OK

Highbeam Switch

Inputs

On/Off

Off

Rt. Turn Signal Switch

Inputs

On/Off

Off

Lt. Turn Signal Switch

Inputs

On/Off

Off

Display Odometer Switch

Inputs

On/Off

Off

Display Gauge Switch

Inputs

On/Off

Off

Display Fuel Switch

Inputs

On/Off

Off

E/M Switch

Inputs

On/Off

Off

Reset Switch

Inputs

On/Off

Off

Park Brake Switch

Inputs

On/Off

Off

Traction Off

Inputs

On/Off

Off

Coolant Hot Lamp

Inputs

On/Off

Off

Low Fuel Lamp

Inputs

On/Off

Off

Oil Pressure Lamp

Inputs

On/Off

Off

Cruise Lamp

Inputs

On/Off

Off

Air Bag Lamp

Inputs

On/Off

Off

Volt Lamp

Inputs

On/Off

Off

Ignition State

Inputs

Volts

13.0 Volts

Service Vehicle Soon Lamp

Inputs

On/Off

Off