Gmc Sierra 2024 Diesel Mpg

Gmc Sierra 2024 Diesel Mpg. Current truck is a 2014 duramax with the 6 speed. 1984 to present buyer's guide to fuel efficient cars and trucks.

The silverado 4wd is rated at 23 mpg city and 27 mpg highway, while the mud terrain tires 4wd is rated at 21 mpg city and 23 mpg highway. Estimates of gas mileage, greenhouse gas emissions, safety ratings, and air.