Tow Haul Mode
I have a F350 4x4 long box diesel. I always used tow haul when I towed our fifth wheel. We have now downsized to a tow behind TT. The friends we camp with have TT and they never use tow haul beca...
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I did a test last weekend. Heading to the camp ground tow haul on 11.6 mpg
Heading home tow haul off 10.4 mpg. I could definitely hear and feel the transmission shifting a lot more.
So many factors come into play with MPG which is why most RVers never even bother. Terrain, weight, wind, traffic, speed, etc. Some fella at a gas station once asked me what kind of mileage I got on my class A. I said; it gets great mileage for an apartment.
