GM Service Manual Online
For 1990-2009 cars only
Table 1: Instrument Panel Cluster (IPC) Scan Tool Output Controls (DIC Present/No DIC Present)
Table 2: Powertrain Control Module (PCM) 3.8L Scan Tool Output Controls
Table 3: Engine Control Module (ECM) 3.6L (LY7) Scan Tool Output Controls

Instrument Panel Cluster (IPC) Scan Tool Output Controls (DIC Present/No DIC Present)

Scan Tool Output Control

Additional Menu Selections

Description

Special Functions

DIC All Segment Test

All segments of the driver information center (DIC) illuminates when ON is selected from the scan tool.

Special Functions

Display(s) Test

The instrument panel cluster (IPC) illuminates the indicators when commanded ON from the scan tool. The IPC

Special Functions

Coolant Gage Sweep Test

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

Special Functions

Fuel Gage Sweep Test

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

Special Functions

Speedometer Gauge Sweep Test

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

Special Functions

Tachometer Gage Sweep Test

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

Powertrain Control Module (PCM) 3.8L Scan Tool Output Controls

Scan Tool Output Control

Additional Menu Selections

Description

MIL

Engine Output Controls/ Dash Lamps

The PCM illuminates the MIL when selected.

Engine Control Module (ECM) 3.6L (LY7) Scan Tool Output Controls

Scan Tool Output Control

Additional Menu Selections

Description

MIL

Engine Output Controls/ Dash Lamps

The ECM illuminates the MIL when selected.