General Motors has been using Duramax diesel engines in certain workhorse models for nearly a quarter century. The 6.6-liter V8 version which powers Chevy Silverado 2500/3500HD and GMC Sierra Heavy ...
A new family of V-8 engines will soon be born at General Motors, as part of a massive development plan to keep the iconic powerplant around that includes a $854 million investment to build the motors.