Installation Procedure

WARNING: This page is about a different car, the 2009 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Communication Interface Module Bracket & Fasteners

Courtesy of GENERAL MOTORS CORP.

Position the module bracket to the module.
Install two module bracket mounting screws to each side of the module.
Install the communication vehicle interface unit. Refer to OnStar Vehicle Interface Unit Replacement .
Install the communication interface module. Refer to Communication Interface Module Replacement .