GM Service Manual Online
For 1990-2009 cars only
Table 1: Driver Door Module (DDM)
Table 2: Instrument Panel Cluster (IPC)
Table 3: Headlamp Control Module
Table 4: Left Rear Door Module (LRDM)
Table 5: Passenger Door Module (PDM)
Table 6: Rear Integration Module (RIM)
Table 7: Right Rear Door Module (RRDM)

Driver Door Module (DDM)

Scan Tool Output Control

Additional Menu Selection(s)

Description

Door Switch Backlight

Special Functions

The driver door module (DDM) illuminates the door switch incandescent lamps for 5 seconds when you select ON.

Exterior Courtesy Lamp

Special Functions

The DDM illuminates the exterior courtesy lamp for 5 seconds when you select ON and then fades to Off.

Lock Switch Indicator

Special Functions

The DDM illuminates the lock switch indicator LED for 5 seconds when you select ON.

Instrument Panel Cluster (IPC)

Scan Tool Output Control

Additional Menu Selection(s)

Description

Display Test

Special Functions - IPC

The instrument panel cluster (IPC) activates the Display Test for 5 seconds when you select ON. The indicators should illuminate for 5 seconds.

Headlamp Control Module

Scan Tool Output Control

Additional Menu Selection(s)

Description

Headlamp Motor Test

Special Functions

The headlamp control module moves the headlamp leveling motors up for 5 seconds when you select UP, then centers the motors. The headlamp control module moves the headlamp leveling motors down for 5 seconds when you select DOWN, then centers the motors.

Left Rear Door Module (LRDM)

Scan Tool Output Control

Additional Menu Selection(s)

Description

Door Switch Backlight

Special Functions

The left rear door module (LRDM) illuminates the door switch incandescent lamps for 5 seconds when you select ON.

Passenger Door Module (PDM)

Scan Tool Output Control

Additional Menu Selection(s)

Description

Door Switch Backlight

Special Functions

The front passenger door module (PDM) illuminates the door switch incandescent lamps for 5 seconds when you select ON.

Exterior Courtesy Lamp

Special Functions

The PDM illuminates the exterior courtesy lamp for 5 seconds when you select ON and then fades to Off.

Lock Switch Indicator

Special Functions

The PDM illuminates the lock switch indicator LED for 5 seconds when you select ON.

Rear Integration Module (RIM)

Scan Tool Output Control

Additional Menu Selection(s)

Description

Backup Lamp Relay

Special Functions - Output Control - Lighting

The rear integration module (RIM) activates the backup lamp relay for 5 seconds when you select ON. The backup lamps should illuminate for 5 seconds.

Courtesy Lamp w/Dimming

Special Functions - Output Control - Lighting

The RIM activates the courtesy lamps for 15 seconds when you select ON. The courtesy lamps will turn off through the theater dimming feature if you select OFF before the 15 second period has elapsed.

Courtesy Lamp w/o Dimming

Special Functions - Output Control - Lighting

The RIM activates the courtesy lamps for 5 seconds when you select ON. The courtesy lamps will turn off immediately if you select OFF before the 5 second period has elapsed.

Inadvertent Power Relay

Special Functions - Output Control - Lighting

The RIM deactivates the inadvertent power for 5 seconds when you select OFF. The interior lamps should be inoperative for 5 seconds.

LF Turn/Hazard Lamp

Special Functions - Output Control - Lighting

The RIM activates the left front turn/hazard lamps for 5 seconds when you select ON. The left front turn/hazard lamps should illuminate for 5 seconds.

LR Turn/Hazard Lamp

Special Functions - Output Control - Lighting

The RIM activates the left rear turn/hazard lamps for 5 seconds when you select ON. The left rear turn/hazard lamps should illuminate for 5 seconds.

Rear Fog Lamps

Special Functions - Output Control - Lighting

The RIM activates the rear fog lamp relay for 5 seconds when you select ON. The rear fog lamps should illuminate for 5 seconds.

RF Turn/Hazard Lamp

Special Functions - Output Control - Lighting

The RIM activates the right front turn/hazard lamps for 5 seconds when you select ON. The right front turn/hazard lamps should illuminate for 5 seconds.

RR Turn/Hazard Lamp

Special Functions - Output Control - Lighting

The RIM activates the right rear turn/hazard lamps for 5 seconds when you select ON. The right rear turn/hazard lamps should illuminate for 5 seconds.

Standing Lamp Relay

Special Functions - Output Control - Lighting

The RIM activates the standing lamp relay for 5 seconds when you select ON. The standing lamps should illuminate for 5 seconds.

Right Rear Door Module (RRDM)

Scan Tool Output Control

Additional Menu Selection(s)

Description

Door Switch Backlight

Special Functions

The left rear door module (LRDM) illuminates the door switch incandescent lamps for 5 seconds when you select ON.