ggrotzExplorerSep 22, 2017bad gasi have a 2005 pacearrow 37a workhorse engine.I never let the gas tank go lower than a half tank,before i refill it.I also don,t run it for about 2 months or longer.the rv seems to run ok but the gas m...Show More
ArchHoaglandExplorerSep 23, 2017You've got a problem. I have the same engine and about the same weight motorhome and have averaged 7.1 mpg for the past 80,000 miles.I travel in mountains a lot but have never seen 4 mpg. Lowest was about 5.8 on a day of continuous headwind and some mountains.
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