My 2001 3.5 Trooper gets 15 mpg up here at 5-6000ft elev. Gets better when I can get gasoline without ethynol; maybe 16+ or so.
Got 17 once driving to San Antonio, TX but that's down hill all the way and decent gas once I get across the TX border.


2001 Trooper stock hunting rig/canoe hauler and daily driver