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 ...

Internal combustion engine blowby, whether gasoline or diesel, occurs when part of the compressed mixture of air and fuel leaks past the piston rings during the compression or power strokes of a ...