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Communication Interface Module Replacement

WARNING: This page is about a different car, the 2021 Cadillac XT6. However, it is still accessible from the selected car via links, so may be relevant.
GM4280128Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
Preliminary Procedure 
Instrument Panel Knee Bolster Replacement
1 Communication Interface Module

Procedure

  1. Disconnect the electrical connectors.
  2. Release the retaining tabs.
  3. Perform the necessary programming and setup procedure:Control Module References