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 ...

Light-duty customers have a single diesel option for model year 2026, that being the 3.0-liter Duramax inline-six turbo diesel of the Silverado and Sierra ...

GM's mass-market diesel engine has seen many variations, but these three stand out as the best.

Despite its enormous pulling power, the Sierra 3500HD was held back by two big issues: its unimpressive interior, and the six-speed automatic transmission connected to the gasoline V-8. For 2024, GMC ...

GM has lifted the stop-sale order that was effective on the Chevy Silverado HD and GMC Sierra HD pickups equipped with the 6.6L V8 L5P turbodiesel Duramax engine. GM dealers were informed on April 26 ...

If all the diesels currently available, Duramaxes are among the kings of big-horsepower programming. There are many programmers out there offering 150-plus horsepower at the wheels, with some even ...

Recipes are important. Recipes matter. Whether it’s a special dish that’s been passed down through generations or that one Bloody Mary mix you don’t shut up about, recipes are in place for a reason: ...