Originally Posted by 360ci
it depends on weight and maintenance. For heavier loads, it's best to lock out OD, in which case can easily get into the low teens for mileage, even with the V6.
That's why I opt for a manual transmission. This thread started as a 4 cylinder thread, if you are hauling enough weight to necessitate locking out a auto OD a 4 banger or 1/2 ton is probably the wrong truck anyway.