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Body Control Module Replacement

WARNING: This page is about a different car, the 2018 Buick Regal TourX and 2018 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
GM4641175Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Callout Component Name

Preliminary Procedures

  1. BATTERY NEGATIVE CABLE DISCONNECTION AND CONNECTION (3.6L LGX) or BATTERY NEGATIVE CABLE DISCONNECTION AND CONNECTION (2.0L LTG)
  2. Pull back the front floor panel carpet on the passenger side to access the body control module.
1 Body Control Module

Procedure

  1. Disconnect the electrical connectors.
  2. Unlock the retaining tabs.
  3. Run all necessary programming and setup procedures. Control Module References