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 ...

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 ...

You are able to gift 5 more articles this month. Anyone can access the link you share with no account required. Learn more. Areli Sanchez’s daughter, Aida, used to be one of 20 million American kids ...

We may receive a commission on purchases made from links. With the Environmental Protection Agency enacting stricter diesel engine emissions restrictions in 2010 and Volkswagen infamously getting ...

Diesel engines are disappearing from smaller cars and SUVs in the U.S. thanks to a series of emissions scandals since Dieselgate. But there are still plenty of heavy-duty pickups and larger trucks ...

Areli Sanchez’s daughter, Aida, used to be one of 20 million American kids who ride a diesel bus to school each day. Aida has asthma. When she was little, she complained about the smell and cloud of ...