We may receive a commission on purchases made from links. One of the things you might not know about diesel engines is that based on the chemicals emitted during operation such as Carbon Monoxide (CO) ...

You don't often see the words "clean" and "diesel" put together like that, but get ready for some big changes to the diesel landscape. Starting in October 2006, gas stations and truck stops will sell ...

Diesel fuel goes bad with time, but additives can make it last longer and improve performance. Photo credit: David Traver Adolphus / AutoGuide.com. If your diesel car, truck, or even farm equipment ...