Originally Posted by GTyankee
Ethanol gas uses more than regular
winter gas uses more than summer gas
run the test again in june & see
I plan too, but I've already done it multiple times in my Dakota(in my orignal post) and the results were identical. Hands down during the summertime I get right at 2 mpg better. I can tell within 2 weeks when the "summer blend" of gas is in use as my mpg's start increasing.