Ram and Cummins have extended their partnership until at least 2030. This is a major development for Stellantis.

California has decided to abandon its groundbreaking regulations phasing out diesel trucks and requiring cleaner locomotives ...

California and President Trump are expected to clash over climate policies. The state just backed off on regulating ...

CALIFORNIA, USA — California has decided to abandon its groundbreaking regulations phasing out diesel trucks and requiring ...

In his inaugural address, President Trump took aim at California's mandate banning gas-powered vehicles. But even before he was sworn into office, the state accepted the new reality and abandoned a ...

New EPA 2027 emissions rules also mean new diesel engine oil specs. A new generation of heavy-duty engine oils will feature ...

A Japanese electric truck maker is opening its first North American plant in Fontana and moving its headquarters there.

Daimler Truck North America resumes sales of its diesel trucks in Oregon on Monday, after clarifying recently implemented ...

California regulators say the Trump administration is unlikely to approve the rules and that they have no choice but to ...