In 2019, General Motors introduced the Duramax 3.0 diesel engine in its lineup ... increasing its maximum weight from 9,500 pounds in a Chevrolet Silverado 1500 to 13,300 pounds.
We will make the 2020MY Duramax available for dealers orders soon, and expect to deliver the first trucks to customers soon after emissions testing is complete." We know the new 3.0-liter Duramax ...