FixVault

Communication Interface Module Battery Replacement

WARNING: This page is about a different car, the 2021 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
GM4791529Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
Preliminary Procedure 
Instrument Panel Lower Trim Panel Insulator Replacement - Left Side
1 Communication Interface Module Battery

Procedure

  1. Disconnect the electrical connector.
  2. Release the retaining tab.
  3. Perform the backup battery reset. Backup Battery Reset