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Old 07-18-2012, 10:27 AM   #13
pineranch
Montana Master
 
Join Date: Oct 2009
Location: Navarre
Posts: 1,527
M.O.C. #9765
My 10 6.4 got the same milage when towing in head winds or mountains. 10-12 on the flats. It's a known fuel hog. I just quit paying attention to it.
Mike
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