2012 Buick Regal BaseFACTORY OEM SERVICE PROCEDURE

Headlamp Control Module Replacement

WARNING: This page is about a different car, the 2013 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Headlamp Control Module
GM2194317Courtesy of GENERAL MOTORS COMPANY
Headlamp Control Module Replacement

Callout Component Name

Preliminary Procedures

  1. Remove the instrument panel lower trim pad cover. Refer to Instrument Panel Lower Trim Panel Insulator Replacement .
  2. Remove the body control module. Refer to Body Control Module Replacement (Left Hand Drive) .
1 Headlamp Control Module

Procedure

  1. Disconnect the electrical connectors.
  2. Remove the headlamp control module.
  3. Set up and program the headlamp control module. Refer to Control Module References .
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When to See a Mechanic

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

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