2024 Chevy Duramax Fuel Mileage. Official epa estimates predict the zr2 will average 20 mpg in town and 22 mpg. While 17 of the 22 trucks we tested were fitted with a diesel powertrain, only.


2024 Chevy Duramax Fuel Mileage

According to the most recent fuel economy testing from car and driver, the. While 17 of the 22 trucks we tested were fitted with a diesel powertrain, only.

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