The United States Environmental Protection Agency has changed its tune on diesel trucks under the current administration. Whereas previous versions of the EPA pursued massive penalties and even ...

Advancements in CNG engine performance now rival diesel engines in power and torque, making them more attractive for commercial use. CNG trucks incur higher initial costs due to complex fueling ...

WASHINGTON, D.C. – U.S. Sen. Cynthia Lummis, R-Wyo., on Oct. 15 introduced The Diesel Truck Liberation Act, legislation to "end the Obama and Biden EPA’s war on truck owners and mechanics," a news ...

EPA and other government agencies would be barred from requiring emissions controls on motor vehicles and wouldn’t be able to punish people who’ve tampered with exhaust systems, under a bill by Sen.

If you've never heard of EGT (Exhaust Gas Temperature), don't feel bad. You're not losing points in Diesel Owners Club 101. But you should know it. There's more to that smoke coming out of your ...

Cecilio Padilla is a digital producer for CBS Sacramento and a Sacramento-area native who has been covering Northern California for more than a decade. One person has died after a crash involving a ...

The Environmental Protection Agency is changing regulations about diesel engines that could help Oklahoma farmers and truck drivers. The rules have to do with Diesel Exhaust Fluid. The EPA began ...

The Environmental Protection Agency (EPA) has issued new guidance regarding diesel exhaust fluid (DEF) systems in diesel engines that cause trucks and tractors to enter “limp mode” when DEF levels are ...

Add Yahoo as a preferred source to see more of our stories on Google. EPA guidance expected to keep trucks on the road after DEF system failure. (Photo: Jim Allen/FreightWaves) The Trump ...

If you think electric trucking means buying a brand-new semi, think again. Long-haul trucks are now being upgraded with a surprising twist, thanks to California-based startup Revoy. Their electric ...

New energy trucks estimated to be 25% of all new truck sales in first half China's diesel consumption projected to fall 6.3% in 2025, says consultancy Rapid uptake will bring forward peak oil demand ...