DEF shelf life
I have read that DEF has a definite shelf life, and I've heard figures of around 6 months. Given that most of us don't use our motorhomes in the winter, or at least like in my case, only on relatively...
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Holstein, I'm getting about 6.0-7.2 mpg from what I can tell. If I keep it at 60 vs. 70.... I can get a whole 1 mpg more at almost 7.2 mpg if the terrain is fairly level without strong headwinds.
I know it takes a lot of miles to get a true mpg average. I haven't weighed our coach yet but was assured that we weigh about 54,000 lbs. wet.
MM.
I know it takes a lot of miles to get a true mpg average. I haven't weighed our coach yet but was assured that we weigh about 54,000 lbs. wet.
MM.
