The U.S. Environmental Protection Agency (EPA) last week issued guidance that drops the requirement for Diesel Exhaust Fluid (DEF) sensors as part of a truck's aftertreatment system and allows truck ...
Add Yahoo as a preferred source to see more of our stories on Google. (Photo: Jim Allen/FreightWaves. Diesel Exhaust Fluid pumps like this one have become a lifeline and a headache for truckers — and ...
Recently the Environmental Protection Agency (EPA) announced that diesel exhaust fluid (DEF) quality sensors are not required on trucks. The American Trucking Associations (ATA) and others have argued ...
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