1999 Cadillac Seville STSFACTORY OEM SERVICE PROCEDURE

Dash Integration Module (Dim)

Using scan tool, select DIM MAIN MENU, select SPECIAL FUNCTIONS, then select DIM MODULE SET-UP. Follow scan tool display prompts to complete setup. Select NEW DIM MODULE SETUP (to continue) or EXIT (to go back to Special Functions menu). After selecting New DIM Module Setup, scan tool will ask if you want to set up a Body Control Module. Select YES to setup module or NO to exit setup and return to Special Functions menu. After selecting YES, scan tool will display SETTING UP NEW BODY CONTROL MODULE. Once complete, scan tool will display SETTING UP NEW DASH INTEGRATION MODULE IS DONE. Select DONE or EXIT to return to Special Functions menu.

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.