Communication Interface Module Microphone Replacement

WARNING: This page is about a different car, the 2021 GMC Sierra 3500 HD and 2021 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure It is only necessary to lower the headlining. Only do those steps in the headlining procedure that will allow access to the component being removed. Headlining Trim Panel Replacement (Crew Cab with CF5)Headlining Trim Panel Replacement (Crew Cab without CF5)Headlining Trim Panel Replacement (Double Cab)Headlining Trim Panel Replacement (Regular Cab)
1	Mobile Telephone Microphone Grille Procedure Disconnect the electrical connector. Release the retaining tabs.
2	Communication Interface Module Microphone Procedure Release the retaining tabs.

Callout

Component Name

Preliminary Procedure
It is only necessary to lower the headlining. Only do those steps in the headlining procedure that will allow access to the component being removed. Headlining Trim Panel Replacement (Crew Cab with CF5)Headlining Trim Panel Replacement (Crew Cab without CF5)Headlining Trim Panel Replacement (Double Cab)Headlining Trim Panel Replacement (Regular Cab)

Mobile Telephone Microphone Grille

Procedure

Disconnect the electrical connector.
Release the retaining tabs.

Communication Interface Module Microphone
Procedure
Release the retaining tabs.