Diesel engines across agriculture, trucking and construction have been sidelined by a tiny part that was supposed to keep the ...

President Donald Trump and the U.S. Environmental Protection Agency announced guidance allowing the removal of the DEF sensor ...

Diesel exhaust fluid is essential for keeping your engine functioning without letting off too many emissions. But it doesn't do well in the cold; here's why.

While diesel-powered passenger vehicles are increasingly limited in the U.S., they remain vital, especially for those in the ...

EPA changes its diesel exhaust fluid sensor policy. The post DEF sensors no longer required on trucks, other diesel equipment: EPA appeared first on FreightWaves.

New guidance allows engine makers to replace problematic DEF sensors with NOx-based systems, aiming to reduce unnecessary ...

The move follows a February action seeking to end diesel derates. EPA cited the Small Business Administration as saying its ...

Diesel engines are known for several things. Power and torque are the biggest attractions, but there is another attribute that drivers like. They can rack up a lot of mileage without needing major ...

On Friday, the U.S. Environmental Protection Agency released the following: Today, at the White House Great American Agriculture Celebration, President Trump announced another decisive action U.S.

The feds aren't scrapping DEF altogether, but this could potentially address a large portion of emissions system failures.

The U.S. Environmental Protection Agency (EPA) is escalating its response to consumer complaints regarding Diesel Exhaust Fluid (DEF) system failures, announcing a new investigation aimed at major ...

Why do diesel trucks suddenly lose power and enter limp mode, especially under demanding conditions? HelloNation has published the answer in an article featuring insights from Diesel Repair Expert ...