2024 Chevy 6.6 Duramax Mpg. Chevrolet has made big improvements to the 2024 silverado hd 6.6. Gale starts by saying, “this is data that you won’t find on a spec sheet!” this new engine will be available in the 2024 chevrolet.

Official epa estimates predict the zr2 will average 20 mpg in town and 22 mpg on the highway, for a combined rating of 21 mpg. Interior, comfort, and cargo pickup trucks have a wide spectrum of interior.