About two decades after the launch of the 6.6-liter Duramax V8, GM's 3.0-liter Duramax inline-six turbodiesel arrived in 2019 with a promise to deliver "outstanding fuel economy, great horsepower, and ...
Duramax diesel engines are built for power and longevity, but only if you give them the care they deserve. From oil changes to fuel filter swaps, sticking to the right service intervals can mean the ...