2024 Chevy Duramax Fuel Mileage. Price, release date, specs, and everything we know 2024. 300,000 miles is high mileage for

The ’23 chevy silverado and gmc sierra offer the new 3.0l i6 lz0 turbodiesel duramax engine, replacing the 3.0l i6 lm2. But then i refilled the tank with 9.766 gallons of.