2007 Chevy 2500HD Crew mileage
Hi every one. I just completed a 567 mile round trip and the mileage was around 7.4 mpg. Empty around town or highway, im seeing 11 mpg. I'm starting to wonder if new plugs and wires are in...
Forum Discussion
Sounds like you have the 4 speed tranny. I can get 8 towing 13k 5er. Was showing my nephew yesterday that for the last 700 plus miles I've got 14.4 empty but not a lot of in town driving.
