FixVault

Communication Interface Module Replacement

WARNING: This page is about a different car, the 2017 GMC Canyon and 2017 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Communication Interface Module
GM3766040Courtesy of GENERAL MOTORS COMPANY
Callout Component Name

Preliminary Procedures

  1. Remove the radio speaker amplifier. Refer to Radio Speaker Amplifier Replacement .
  2. Remove the transfer case control module. Refer to Transfer Case Control Module Replacement , or Transfer Case Control Module Replacement .
1 Communication Interface Module

Procedure

  1. Unsnap the module from the bracket and slide rearward to access the connectors.
  2. Disconnect all electrical connectors.
  3. Reprogram the communication interface module after installation. Refer to Control Module References .