2000 Cadillac DeVille BaseFACTORY OEM SERVICE PROCEDURE

Dash Integration Module

The Dash Integration Module (DIM) is located under right side of instrument panel. See Fig 1 . DIM controlled functions include power moding control (ignition switch states) over Class 2 serial data line, control of headlights, front foglights, exterior lights, interior lights dimming, steering wheel controls, horn relay control for theft activation, Lamps On signal for wiper/washer and low side temperature for HVAC compressor.

Fig 1: Locating Dash Integration Module
G00011696Courtesy of GENERAL MOTORS CORP.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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