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 ...

Diesel engines like the 3.0L Duramax require special maintenance, including the use of DEF, or Diesel Exhaust Fluid. Now, GM ...

Refuelling and tending to a diesel engine can cause confusion among uninformed or inexperienced users. In addition to accidentally refilling the fuel tank with gasoline instead of diesel, some ...

Truck makers relying on selective catalytic reduction (SCR) technology to get their vehicles into compliance with 2010 emission rules are finding out that diesel exhaust fluid or “DEF” is probably one ...

Pilot Travel Centers today, Sept. 15, began operating two diesel exhaust fluid (DEF) fuel island pumps in preparation for serving vehicles equipped with selective catalytic reduction (SCR) to meet ...

Adding diesel exhaust fluid to trucks has become fairly routine, despite some of the anxiety that came along with the debut of this new fluid a decade ago, needed to cut emissions using selective ...

Which diesel exhaust fluid is best? When you have a diesel vehicle, besides adding fuel, you need to add diesel exhaust fluid. Diesel-powered vehicles require diesel exhaust fluid to reduce engine ...

The U.S. could soon experience a severe shortage of diesel exhaust fluid (DEF), impacting U.S. drivers already hit with soaring fuel prices. DEF is a solution made up of urea and de-ionized water that ...