2007 van making noise after 65 mph on 2007 Chrysler Town & Country

My car starts making noise after 65 mph. Noise sounds like morse code. Could air be causing this or what?

by in White House, TN on January 13, 2009
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1 answer
ANSWER by , January 13, 2009
Make sure you don't have a rock in the tread of the tire.