spectaExplorerDec 04, 2020Fuel mileage 2009 F-450 6.4LI average 9.3 mpg empty regardless of speed and towing 15,000 lbs it gets 4.5 mpg.HD(?) 16,500 GVW 4.88 gears.Is this normal?
11 RepliesReplies sorted by NewestShow More_1FlyboyExplorerDec 04, 2020What kind of mileage between repairs?
