Several GM vehicles have been offered with a Duramax diesel engine over the years, the most notable example being the Chevrolet Silverado and its GMC counterpart, the Sierra. Duramax-powered ...

A perennial competitor to Ford's Power Stroke V8 and Ram's Cummins turbo diesel inline six-cylinder engines, the 6.6-liter Duramax is one of the most popular diesel powertrains for heavy-duty ...

TONAWANDA, N.Y. – General Motors Corp. will introduce a new, state-of-the-art 4.5L V-8 Duramax turbo-diesel that improves engine fuel efficiency by 25 percent, reduces CO2 emissions by 13 ...

In 2019, General Motors introduced the Duramax 3.0 diesel engine in its lineup, which could outperform or match its rivals in power and towing capacity. Several years later, in 2023, the inline ...

For 2017, the GMC Sierra 2500HD and 3500HD are now offered with a more potent Duramax 6.6-liter turbocharged diesel engine ... A capless fuel filler is now standard on all 2017 GMC Sierra and gasoline ...