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Communication Interface Module Replacement

Fig 1: Communication Interface Module

GM3766040

Courtesy of GENERAL MOTORS COMPANY

Callout

Component Name

Preliminary Procedures

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

1

Communication Interface Module

Procedure

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