Chevrolet didn't always build its diesel vehicles with Duramax engines. Here's why the company decided to make the switch from Detroit Diesel.

First arriving as a replacement for the 6.6L LML V8, the turbo-diesel 6.6L L5P V8 Duramax engine is an extremely robust and capable powerplant, producing upwards of 445 horsepower at 2,800 rpm and 910 ...

Gale Banks and the rest of the crew at Banks Power have tried one way after another to kill their Duramax L5P diesel test engine, but so far, it just ain’t happenin’. People had their doubts when they ...

Before GM introduced its L5P turbodiesels, there was a standout engine that featured enhanced fuel economy and greater dependability than previous iterations from the automaker. The GM LML Duramax ...

We added as many options as possible to the 2026 GMC Sierra 2500 HD full-size pickup truck. Here's how much it costs when fully loaded.

Diesel was never popular in the United States of America. Cheap-ish gas is one reason for it not getting a foothold in this part of the world, but still, this type of fuel is popular with heavy-duty ...

For several years, GM has been working behind the scenes on a new diesel for heavy-duty trucks. In October, the fifth-generation Duramax made its debut at the Texas Motor Speedway. Mr. Truck was on ...

In the world of three-quarter and one-ton pickup trucks, torque is the name of the game. For the model year 2017, the Chevrolet Silverado HD and its GMC-branded counterpart are good for 445 horsepower ...

The Chevrolet Silverado HD — and its corporate twin in the GMC Sierra HD — can be had with either a standard 6.6-liter gasoline V8, or the optional 6.6-liter Duramax turbo-diesel. Opting for the TD ...