Updated diesel engine software gives truck operators more time to address emissions-system issues while staying compliant ...

Cummins and Paccar are rolling out software updates tied to revised EPA guidance on DEF inducement. The changes aim to ...

Diesel engines across agriculture, trucking and construction have been sidelined by a tiny part that was supposed to keep the air cleaner. After years of complaints about failure-prone diesel exhaust ...

Cummins and PACCAR announce software updates extending repair windows and boosting final derate speeds up to 25 mph.

Add Yahoo as a preferred source to see more of our stories on Google. DEF sensors will no longer be required following EPA policy. (Photo: Jim Allen\FreightWaves) Diesel Exhaust Fluid sensors will no ...

Software overrides for diesel exhaust fluid sensors that are in perilously short supply are making their way from truck manufacturers to repair shops, helping keep equipment on the road and prevent ...

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. Will the ability to stop using DEF sensors impact its consumption level? (Photo: Shutterstock) If a truck driver wants to save a ...

The Environmental Protection Agency announced on March 27, 2026, that it is removing the diesel exhaust fluid sensor requirement for all diesel equipment, a decision the agency frames as a direct ...