GM Service Manual Online
For 1990-2009 cars only
Table 1: Head-Up Display (HUD)
Table 2: Instrument Panel Cluster (IPC)
Table 3: Engine Control Module (ECM) 4.6L, 4.4L and 3.6L

Head-Up Display (HUD)

Scan Tool Output Control

Additional Menu Selection(s)

Description

Set Options

Output Controls

The scan tool commands the HUD to display the following options when Set Options is selected:

    • Disable DTCs
    • Language
    • Speed Biasing
    • Transmission Type

Instrument Panel Cluster (IPC)

Scan Tool Output Control

Additional Menu Selection(s)

Description

Display(s) Test

Output Control

The scan tool commands the IPC to illuminates all of the display segments when On is selected.

Coolant Gage Sweep Test

Output Controls

The scan tool commands the IPC to sweep the coolant gage between minimum and maximum when selected.

Fuel Gage Sweep Test

Output Controls

The scan tool commands the IPC to sweep the fuel gage between minimum and maximum when selected.

Speed Gage Sweep Test

Output Controls

The scan tool commands the IPC to sweep the speed gage between minimum and maximum when selected.

Tachometer Gage Sweep Test

Output Controls

The scan tool commands the IPC to sweep the tachometer gage between minimum and maximum when selected.

Engine Control Module (ECM) 4.6L, 4.4L and 3.6L

Scan Tool Output Control

Additional Menu Selection(s)

Description

MIL

Engine Output Controls

The ECM commands the MIL indicator on and off.