EPA asked manufacturers for info in hopes to "PERMANENTLY eliminate the deratements ENTIRELY," agency boss Lee Zeldin said.
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EPA moves to force engine makers to fix notoriously faulty diesel DEF systems, citing major savings for farmers
The U.S. Environmental Protection Agency is ramping up its pressure on engine makers to fix persistent persistent diesel ...
The federal agency is demanding failure and repair data from manufacturers to "hold [them] accountable for the continued system failures." ...
Following Monday’s right-to-repair announcement, EPA is demanding DEF failure data from engine makers, targeting shutdowns ...
Under certain conditions, the water in DEF can evaporate, leaving behind white crystal urea deposits. Over time, these crystals can build up, clogging system components and interfering with normal ...
The Environmental Protection Agency is asking diesel engine makers to provide information about diesel exhaust fluid system failures as it considers changes to emissions regulations.
HOLLY, Mich., April 16, 2025 (GLOBE NEWSWIRE) -- A diesel truck, car or SUV that is losing power and fuel economy, shutting down unexpectedly, and/or has a DEF warning light illuminated is probably ...
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