A DTNA DEF software update aligns Detroit engines with EPA guidance, raising final inducement speed and covering 330,000 ...

New enhancements for Freightliner and Western Star trucks with Detroit engines align with EPA’s revised guidance, reducing ...

DTNA is rolling out a software update that incorporates revised diesel exhaust fluid inducement parameters, lifting the ...

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 ...

Volvo Group North America has agreed to pay nearly $197 million to resolve allegations from California regulators that company's heavy-duty truck engines violated California emissions standards and ...

Volvo Trucks North America debuts its EPA 2027-compliant D13 engine at ACT Expo, promising fleets continued highway fuel savings as it prepares to launch vocational truck line. Volvo Construction ...

The MarketWatch News Department was not involved in the creation of this content. Washington, DC, April 21, 2026 (GLOBE NEWSWIRE) -- The Engine Technology Forum (ETF) today announced the availability ...

We have all suffered the consequences of the far-left environmental lobby’s efforts to implement their so-called “green new deal,” by cracking down on functional refrigerators, banning our gas stoves, ...

Durov says payment system outage was linked to attack on VPNs Durov says Russians now joining the 'digital resistance' Russia has jammed Telegram citing security concerns MOSCOW, April 4 (Reuters) - ...

The short answer to why Diesel Exhaust Fluid doesn't work in the cold: It freezes at 12 degrees Fahrenheit. Comprised primarily of deionized water and urea, DEF serves to help make large diesel ...