This story appears in the Dec. 12 print edition of Transport Topics. As the cold temperatures of winter set in, fleets and fuel providers are using a variety of methods to prevent fuel gelling, which ...

If your diesel car, truck, or even farm equipment isn’t running right anymore or is sitting parked for a long time or in long temperatures, then diesel fuel additives might be exactly what you need to ...

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 ...

The air filter setup on most diesels is the same as on gasoline-powered vehicles, with the filter located inside the cold air collector box located under the hood. You have to take one big precaution ...

A big part of keeping your vehicle running in the best shape it can for a long time is keeping up with routine engine care. This applies to your compact car and your diesel truck, so you don't want to ...