2024 Gmc 2024 Duramax Fuel Mileage. 2024 gmc sierra 1500 mpg. Does anyone have any real world data on the 2024 6.6 gas v/s 6.6 diesel fuel economy.

I understand this is a long way from your 2024. Research the 2024 gmc sierra 2500hd diesel with our expert reviews and ratings.