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Home >> Cadillac >> 2011 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 1181 (Cellular System, Entertainment System, And Navigation System) >> Diagnostic Information and Procedures >> DTC B2483 or B2484 >> Circuit/System Description
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Circuit/System Description

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The communication interface module (CIM) receives information from a specific navigation antenna located on the outside of the vehicle. The navigation antenna is connected to the CIM via a shielded coaxial cable. The antenna cable also provides a path for DC current for powering the antenna.

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