GM Service Manual Online
For 1990-2009 cars only

Dash Integration Module (DIM)

Scan Tool Output Control

Additional Menu Selection(s)

Description

Daytime Running Lamps

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The DIM activates the DRL relay for 5 seconds when you select ON. The daytime running lamps should illuminate for 5 seconds.

Front Fog Lamps

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The DIM activates the FOG LP relay for 5 seconds when you select ON. The front fog lamps should illuminate for 5 seconds.

High Beam Relay

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The DIM activates the HDLP HI BM relay for 5 seconds when you select ON. The high beam headlamps should illuminate for 5 seconds.

Incandescent Dimming

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The DIM activates the incandescent backlighting lamps for 5 seconds when you select ON. The incandescent backlighting lamps should illuminate for 5 seconds.

Low Beam Relay

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The DIM activates the HDLP LO BM relay for 5 seconds when you select ON. The low beam headlamps should illuminate for 5 seconds.

Parking Lamps Relay

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The DIM activates the PRK LP relay for 5 seconds when you select ON. The park lamps should illuminate for 5 seconds.

Position Lamp Relay (Export)

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The DIM activates the STANDING LP relay for 5 seconds when you select ON. The position lamps should be inoperative for 5 seconds.

Instrument Cluster (IPC)

Scan Tool Output Control

Additional Menu Selection(s)

Description

Display(s) Test

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The IPC activates the display(s) test for 5 seconds when you select ON. All indicators, VF display segments, climate control panel, and radio should illuminate for 5 seconds.

Instrument Panel Module (IPM)

Scan Tool Output Control

Additional Menu Selection(s)

Description

Key Light (HALO)

Miscellaneous Test

The IPM activates the Ignition Key Cylinder Lamp for 5 seconds when you select ON. The Ignition Key Cylinder Lamp should illuminate for 5 seconds.

Rear Integration Module (RIM)

Scan Tool Output Control

Additional Menu Selection(s)

Description

Front Courtesy Lamp

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The RIM activates the FRT CTSY relay for 5 seconds when you select ON. The overhead courtesy/reading lamps, the footwell lamps, and all door courtesy lamps should illuminate for 5 seconds.

Interior Lamp Relay

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The RIM deactivates the INT LP relay for 5 seconds when you select OFF. The interior lamps should be inoperative for 5 seconds.

Rear Courtesy Lamp

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The RIM activates the RR CTSY relay for 5 seconds when you select ON. The rear courtesy/reading lamps should illuminate for 5 seconds.

Rear Fog Lamp Relay (Export)

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

Reverse Lamp Relay

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