GM Service Manual Online
For 1990-2009 cars only
Table 1: Head Up Display (HUD)
Table 2: Instrument Panel Cluster (IPC)
Table 3: Powertrain Control Module (PCM)

Head Up Display (HUD)

Scan Tool Output Control

Additional Menu Selection(s)

Description

Display(s) Test

Output Controls

The HUD illuminates all of the display segments when you select On.

VF Dim

Output Controls

The HUD dims the display when you select Dimmer and increases the display brightness when you select Brighter.

Instrument Panel Cluster (IPC)

Scan Tool Output Control

Additional Menu Selection(s)

Description

Display(s) Test

Output Controls

The IPC illuminates all of the indicators, the PRNDL segments, and the odometer segments. The IPC also sweeps all of the gages from the minimum value to the maximum value and back to the minimum value. The IPC sends a class 2 message to the radio to sound the audible warning continuously during the displays test and to illuminate all of the radio segments.

Powertrain Control Module (PCM)

Scan Tool Output Control

Additional Menu Selection(s)

Description

Oil Life Reset

Engine Output Controls

The PCM resets the oil life monitor to the desired percent.