Duramax diesel engines are built for power and longevity, but only if you give them the care they deserve. From oil changes to fuel filter swaps, sticking to the right service intervals can mean the ...

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 ...

General Motors' Duramax engine is one of the most legendary diesel engines, next to Ford's Power Stroke and the Cummins diesel engines in trucks like the Dodge Ram. But while it may not have the ...

For decades now, the big three American automakers have been engaged in a game of one-upmanship over which company can fit the most powerful and torquiest diesel engines in their trucks. And, just as ...

The Duramax V8 L5P has a displacement of 6.6 liters, which is slightly smaller than the 6.7L engines offered by Ford and Ram. Despite this, the L5P delivers 470 horsepower at 2,800 rpm, making it ...

Gas-powered trucks still rule American roads. They’re cheaper to maintain, more common, and simpler to find. But ask anyone who’s racked up serious miles hauling, towing, or working hard in extreme ...