Originally Posted by PavementPounder
Maybe you're driving too slow and not quite in the motors optimal rpm range for cruising. That happens to make a big difference in my XJ.
I second that....I know with my ranger, I get far better milage on the highway when cruising around 2500-2700 rpm, as opposed to 2k
or, it could be the small engine big vehicle thing - althought any durango I've driven with that motor didn't seam under powered to me