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Home >> Hummer >> 2007 >> H3 Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 2 (Cellular Communication System) >> Diagnostic Information and Procedures >> DTC B2470 >> Circuit Description

Circuit Description

WARNING: This page is about a different car, the 2005 GMC Canyon and 2005 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.

The cellular portion of the cellular and navigation antenna is connected to the vehicle communication interface module (VCIM) with a RG-174 coax cable. The VCIM polls the data from the antenna once every second.