Cummins and PACCAR are updating diesel engine software to give operators more time to address certain DEF-related issues ...

But the big reveal was the next generation of its more than 40-year-old B-Series power platform with a new 7.2-liter diesel engine for 2027—the same year that the Environmental Protection Agency’s ...

The parties were convicted and sentenced in late 2023 and early 2024 for a scheme to disable the emissions controls on ...

DOE's regional averages are drawn from its weekly national survey of about 400 diesel service centers. The stations are surveyed on Mondays and the results are reported late that day. DOE divides the ...

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