FixVault

Communication Interface Module Replacement

Fig 1: Communication Interface Module
GM4218030Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
Preliminary Procedure 
Communication Interface Module Battery Replacement 
1 Communication Interface Module

Procedure

  1. Push the 3 retaining tabs outward and slide the module downward.
  2. Disconnect the electrical connectors.
  3. Control Module References for programming and setup information, if required.