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Old 09-20-2011, 12:16 AM
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HUMTECH HUMTECH is offline
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Join Date: Sep 2003
Location: Canada
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Default Re: buzzing noise in the small overhead speaker

Thats not a mic its the inside air temp sensor or also called the aspirator. there is a small fan inside that draws inside air inward to monitor temp for the auto hvac controls. If its making noise you either live with it or replace it.
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