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Home >> GMC >> 2004 >> Envoy RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 19 (Cellular Communication System) >> Diagnostic Information and Procedures >> DTC B2483, B2484: GPS Sensor Circuit Low, GPS Sensor Circuit Open >> Circuit Description
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Circuit Description

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2005 Isuzu Ascender, 2005 GMC Envoy XUV, 2005 GMC Envoy XL, 2005 GMC Envoy, and 2005 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

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

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