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Home >> Buick >> 2005 >> Century Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 1 (Cellular Communication System) >> Diagnostic Information and Procedures >> DTC B2455: Cellular Phone Microphone Circuit >> Circuit Description

Circuit Description

WARNING: This page is about a different car, the 2004 Buick Regal and 2004 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

The Vehicle Communication Interface Module detects that the Cellular Microphone is connected through the Cellular Microphone Signal circuit and the drain wire.

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