Diesel vehicles would no longer be required to drastically reduce power or limit their speed because of certain diesel ...
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 ...
A new EPA proposal could allow you to keep a truck moving when its diesel exhaust fluid system fails, rather than forcing the engine to cut power or restrict speed. Announced recently, the plan would ...
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 ...
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 ...
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