The 7.3 PowerStroke, 5.9 Cummins, and 6.6 Duramax, are all iconic diesel engines, but how do they compare? Here's a ...

When looking at heavy-duty trucks from a few of the biggest industry players like RAM and Chevy, one deciding factor is which diesel engine is best for you. This choice may seem like a straightforward ...

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 ...

In the September/October 2004 issue, we responded to a reader's question regarding the catastrophic mechanical failure of a 6.6-liter Duramax diesel engine in a 2002 Chevy truck. He was looking for ...

General Motors and heavy-duty trucks go a long way back. For the time being, the Chevrolet Silverado HD and its GMC-branded twin do the heavy lifting for the Detroit-based automaker. The Silverado HD ...

Two brand-new 2025 trucks battle for the win. Which one is a better choice: the half-ton GMC Sierra or the heavy-duty Chevrolet Silverado? A fuel-efficient 3.0-liter Duramax or a 6.6-liter Duramax V8?

Chevrolet decided to switch from Detroit Diesel to Duramax engines due to a few factors, including a need for greater power ...