New guidance allows engine makers to replace problematic DEF sensors with NOx-based systems, aiming to reduce unnecessary ...
The feds aren't scrapping DEF altogether, but this could potentially address a large portion of emissions system failures.
The U.S. Small Business Administration estimates new guidance on diesel exhaust fluid sensors will save farmers and truckers ...
Sick of DEF failures shutting you down? EPA is pushing changes that could reduce disruptions caused by faulty sensors.
In a major move aimed at “freeing up” the American supply chain, President Trump and EPA Administrator Lee Zeldin announced ...
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