Months after telling manufacturers traditional diesel exhaust fluid (DEF) sensors are no longer mandatory for new trucks, tractors, buses, and other diesel equipment, the Environmental Protection ...
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 ...
Add Yahoo as a preferred source to see more of our stories on Google. EPA wants to eliminate truckers stranded by engine failures. (Photo: Jim Allen/FreightWaves) WASHINGTON — In a move to end "limp ...
New guidance to engine manufacturers will reduce "derating," an automatic trigger forcing diesel engines to operate at a reduced capacity when the emissions system runs out of diesel exhaust fluid or ...
Add Yahoo as a preferred source to see more of our stories on Google. Image Credit: Shutterstock. The Environmental Protection Agency wants to change how diesel trucks respond when their emissions ...
Washington, D.C., Aug. 12, 2025 (GLOBE NEWSWIRE) -- The Engine Technology Forum issued the following statement from Allen Schaeffer, Executive Director, on the announcement from the U.S. Environmental ...
Washington, DC, June 15, 2026 (GLOBE NEWSWIRE) -- The Engine Technology Forum (ETF) today announced the launch of its new Selective Catalytic Reduction (SCR) & Diesel Exhaust Fluid (DEF) Policy and ...
The Environmental Protection Agency is requiring 14 major diesel engine manufacturers to provide detailed information about diesel exhaust fluid system failures that have affected farmers and truckers ...
The short answer to why Diesel Exhaust Fluid doesn't work in the cold: It freezes at 12 degrees Fahrenheit. Comprised primarily of deionized water and urea, DEF serves to help make large diesel ...
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