Thread: Air Filter Chnage on 1994 E320
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  #7  
Old 08-01-2008, 01:21 AM
Arthur Dalton Arthur Dalton is offline
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Join Date: Aug 1999
Location: Florida / N.H.
Posts: 8,804
Clogged cabin filters are one of the main causes for blower regulator failure.
They need cooling air for the heat sink.....
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