BMW TSB #511014
2014 BMW 428
Affected 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.