DTNA, Paccar, Volvo Group North America and International argued that the Clean Trucks Partnership violates the Clean Air Act and the Supremacy Clause of the U.S. Constitution. OEMs claim federal ...

(Editor’s note: the original article has been amended to add a comment from CARB). A preliminary injunction stopping the California Air Resources Board (CARB) from enforcing the Clean Truck ...

This story was updated at 1:30 p.m., Nov. 3 with comment from Daimler Truck North America. U.S. District Judge Dena Coggins Friday afternoon issued a preliminary injunction barring California from ...

In this video, we're going to work on a very poorly running Arctic Cat 500 cc ATV. Josh brought the ATV to me complaining that it wouldn't idle for long, and would die out while he was driving it ...

[Stay on top of transportation news: Get TTNews in your inbox.] The relationship between America’s truck makers and the California Air Resources Board forged in the Clean Truck Partnership is ...

A group of heavy truck and engine manufacturers on Monday formally filed a lawsuit challenging the Clean Truck Partnership (CTP) the companies signed in 2023 with California's Air Resources Board ...

We may receive a commission on purchases made from links. For those who have experienced the frustration of a mower that just refuses to start or struggles to idle, it could be a result of a dirty ...

One thing that’s certain regarding the California Air Resources Board’s recent emissions regulations is that Congress has revoked the state’s authority to implement and enforce them. What’s not ...

If you’re not willing to roll up your sleeves and get dirty to keep a timeless machine running right while simultaneously building a bond not even the sun exploding could shatter, owning a classic car ...

As states around the country, including California itself, take a long, hard look at the practical applications of the California Air Resource Board's Advanced Clean Trucks (ACT) rule, some are ...