GM Service Manual Online
For 1990-2009 cars only

Instrument Panel Cluster Scan Tool Data Parameters

Parameter

Expected Value

Definition

Operating Conditions: Ignition ON/Driver Seatbelt Buckled

ABS Telltale

Off

The scan tool displays On or Off. This is the state of the ABS indicator.

Air Bag Telltale

Not Activated

The scan tool displays Activated or Not Activated. This is the state of the air bag indicator.

Base Model Part Number

Numeric

This displays the part number of the module hardware only.

Battery Lamp

Off

The scan tool displays On or Off. This is the state of the battery lamp.

Change Oil Telltale

Off

The scan tool displays On or Off. This is the state of the change oil soon indicator.

Coolant Warning Lamp

Off

The scan tool displays On or Off. This is the state of the coolant warning lamp.

Door Ajar Lamp

Off

The scan tool displays On or Off. This is the state of the door ajar lamp.

End Model Part Number

Numeric

This displays the part number of the module with software.

Engine Speed

0 RPM

This displays RPM. This is the current engine speed.

Fuel Gauge Position

Varies

This displays percent. This is the approximate percentage of fuel remaining.

High Beam Telltale

Off

The scan tool displays On or Off. This is the state of the high beam indicator.

Incandescent Dimming PWM Cmd.

Varies

This displays percent. This is the current backlighting dimming percentage.

LCD Dimming

Varies

This displays percent. This is the liquid crystal display dimming percentage.

Oil Pressure Lamp

Off

The scan tool displays On or Off. This is the state of the oil pressure indicator.

Seatbelt Telltale

Off

The scan tool displays On or Off. This is the state of the seatbelt indicator.

Service Engine Soon Lamp

On

The scan tool displays On or Off. This is the state of the service engine soon indicator.

Service Vehicle Soon Lamp

Off

The scan tool displays On or Off. This is the state of the service vehicle soon indicator.

Software Part Number

Numeric

This displays the part number of the software currently installed in the module.

Transmission Range

Park

The scan tool displays Invalid, Park, First Gear, Second Gear, Third Gear, Fourth Gear, Fifth Gear, Reverse Neutral and Drive. This is the current state of the transmission.

Vehicle Speed

0 km/h (0 mph)

This displays km/h (mph). This is the current speed of the vehicle.