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Home >> Chevrolet >> 2009 >> Impala SS >> Repair and Diagnosis >> External Pages >> Different car >> Section 1724 (Cellular System, Entertainment System, And Navigation System) >> Diagnostic Information and Procedures >> DTC B1449 >> Circuit/System Description

Circuit/System Description

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The infrared module is supplied with 10.5 volts from the rear audio/HVAC module when the rear audio system is active. The infrared module is permanently grounded at G300.

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