For 2027, the Silverado HD and Sierra HD also have higher tow ratings and finally switch to a more sophisticated steering ...

General Motors has teased a new Duramax diesel 8.3-liter engine that it has dubbed “Mongoose.” GM’s teaser video took shots ...

America's most powerful diesel-powered HD pickup is no longer built by Ford.

GM didn’t give all of its engineering attention to the new diesel engine. The gas 6.6-liter V-8 has been updated, as well.

General Motors has confirmed the rumored 8.3L Duramax Turbo-Diesel V8 engine, code-named Mongoose, for the 2027 Chevy Silverado HD and 2027 GMC Sierra HD.

A big new diesel engine is just one of several notable improvements coming to 2027 Chevrolet and GMC heavy-duty pickups.

GM’s 2027 Silverado HD and Sierra HD get an all-new 8.3L Duramax diesel, an upgraded 6.6L gas V8, and redesigned steering and braking systems.

GM also upgraded the gas V8 and the steering and brakes ...

General Motors just shared details about the new 8.3-liter Duramax turbodiesel along with the relevant changes being made to ...

The next wave of Silverado HD and Sierra HD trucks introduces an all-new diesel engine and larger gasoline V8 options for ...

A close-up of a gold Chevrolet badge placed on the front grille of a gray vehicle. - jhxfilm/Shutterstock Chevrolet engines have found their way into everything from economy cars to high-horsepower ...

The Chevy Tahoe is a massive SUV that has a ton of room for passengers and, thanks to a powerful diesel engine, is capable of towing up to 8,400 pounds. While it's big and powerful, the Chevy Tahoe ...