2024 Chevy Duramax Mpg Range. The 2024 silverado 2500 duramax diesel achieved a result of 18 mpg in our testing. A quick reset of one of the two trip computers and the next 162 miles registered at 22.2 mpg at an average speed of 72.7 mph, pretty much matching the 22 mpg the epa says the truck should.
A quick reset of one of the two trip computers and the next 162 miles registered at 22.2 mpg at an average speed of 72.7 mph, pretty much matching the 22 mpg the epa says the truck should. 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.