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April 1, 2014 Service bulletin

Front Door Loudspeaker Make Noises When Cold

BMW technical service bulletin 511014 for 2012-2015 BMW 328I, 2012-2015 BMW 335I and 2014-2015 BMW 328D and others.

Bulletin number
511014
Component
Equipment
Summary
Front Door Loudspeaker Make Noises When Cold. The customer complains of front door loudspeaker noises when the temperature is below freezing. CAUSE Water from the door window may enter the rear area of the front door medium range loudspeaker basket/cage and can solidify when the temperature drops below freezing, creating the noise.

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