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 ...

Problems occurring with new cars and their powertrains are nothing new. Just a quick search on the internet for EcoBoost engine reliability problems, or Honda's 3.5-liter V6 crankshaft problem — which ...