Gas mileage E450
Could some of you give me an estimate on the gas mileage I would expect on a E450 Class C 32 foot long? I realize driving conditions, weight, personal driving habits all are factors however, I woul...
Forum Discussion
pianotuna wrote:
Hi Phil,
Were you able to have your speedometer/odometer reset so the readings are accurate? Or did you just ignore the difference?
pnichols wrote:
Nevertheless I do still improve our V10's fuel mileage just a bit by using larger diameter tires on our Class C (to make overdrive even more "over") and by cruising between 57 and 60 MPH.
Don ... I've never reset my E450's speedometer.
According to the tracking of our Garmin navigator unit, our speedometer reads about 0.5 MPH low ... which is pretty much trivial. I don't tightly track our gas mileage and drive well below speed limits, so speedometer accuracy is not that important.
However, I believe that your over-stock-diameter tires probably introduce a more (serious) speedometer error? (My 215/85R16 tires are only 1.2 inches larger diameter than the stock tires that ship on most Chevy/Ford/Sprinter based Class C motorhomes.)
