Water and diesel fuel don't mix. Although all diesel grades contain a minuscule percentage of water from the refinery, moisture in the diesel tank won't cause problems until the water content reaches ...

Diesel fuel has undoubtedly taken a lump or two over the last decade-and-a-half. But even Volkswagen's infamous "Dieselgate" scandal couldn't completely derail diesel engines as a viable, more ...

Accidentally putting diesel fuel in a gasoline-powered vehicle is a more common mistake than one might think, especially since many fuel pumps often house the gas nozzle right next to the diesel ...

The consequences can be dire when the diesel fuel is contaminated with DEF. In the more severe cases, the entire fuel system must be replaced, from the fuel fill pipe to the fuel injectors and ...

Like any other stored commodity, diesel fuel deteriorates with time, especially if it is kept motionless in tanks used for fleet systems, marine engines, or backup generators. Recognizing bad diesel ...

It's springtime! Time to start working on your project car, learn a new wrenching skill, learn how things work under the hood, or just spruce up your daily driver. All month, we'll be looking back at ...

Heed the advice on the cover of the Hitchhiker's Guide to the Galaxy and don't panic, at least not yet. Or, maybe just panic a little on the inside, but maintain your calm demeanor on the outside.

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 ...

Petrol and diesel owners should top-up their cars before the next spell of hot weather set to hit the UK on Thursday. Motoring experts have previously warned that petrol and diesel could evaporate ...