FixVault

Communication Interface Module Battery Replacement (IOR, IOS, IOT)

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.
GM4822896Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Callout Component Name
Preliminary Procedure 
Communication Interface Module Replacement 
1 Communication Interface Module Battery Cover Bolt
Tighten 
2.5 N.m (22 lb in)
2 Communication Interface Module Battery Cover
3 Communication Interface Module Battery