Diesel has had a rough go of it during the last few years, but an increasingly commonplace technology is working to change the fuel's image and make diesel vehicles viable for the future. Kyle Hyatt ...

DEF: Those initials may have caught your eye at the auto parts store, dealership or even your local gas station. And if you happen to have a modern diesel car or truck, you may even have added to your ...

For many years, owners of three-quarter and one-ton pickup trucks enjoyed the fact that there was no smog equipment on their trucks. But in 2008 the EPA required diesel particulate filters on all ...