GMC Sierra 3500 diesel dually MPG
I’m thinking about buying a truck and a 20k 5er, and wanted to get an idea of mpg. If I’m traveling on the highways at 65 mph, do you have an idea on the mpg I might get. I’m hoping others have a ...
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^weird, becasue the mpg on the new diesels isn't that far behind the old's but goody ones, with double the tq and in some cases done the hp. I'd hazard that mileage/stock power ratio is actually greater with the new ones.....yet not discounting the simplicity of the old oil burners.
