Internal combustion engines are incredibly complicated machines that many of us interact with on a daily basis, but don't completely understand. You get in your car, turn the key or push the start ...

We continue satisfying curiosities—some simple, some not-so-simple—about diesels, with this quick look at what might be one of the most unnerving mechanical problems a truck owner ever wants to ...

Some consumers are scared by what connected cars can do with all personal information and self-driving features, but diesel trucks can have a mind their own, too. While this Cummins-powered sled ...

There’s an unmatched amount of lore surrounding two-stroke Detroit Diesels. They were never the most efficient lumps, but they very well might have been the toughest. Truck drivers have traded stories ...