Re: expected mpg
03 Dodge dulley w/cummins Pgh to barber & back, towing a 26' enclosed trailer fully loaded 11.5 mpg @ 65-70 when not going up hills, then it was as fas as it could pull (55?) 93 Surberban w/454, 34' camper 10 mpg average. Same Surberban pulling open car trailer 14 mpg. Dodge pulling open trailer average 15 mpg.