The EPA is looking to establish more stringent heavy-duty diesel truck emission standards for oxides of nitrogen (NOx) and other pollutants. The exact rule may well hinge on public comments— and the agency may be deluged by them, both pro and con, given the early reaction.
The investigative report does not question the content of the proposed rollback rule.
What does Trump's revocation of California's vehicle emission waiver mean for the federal Phase 2 GHG emission rules already in place for commercial vehicles? Commentary by Executive Editor David Cullen.
Bridgestone Americas has launched the Firestone FT492 trailer tire, offering fleets a fuel-efficient, SmartWay-verified and California Air Resources Board compliant option.
Less-than-truckload carrier ABF Freight has been named a 2019 SmartWay High Performer by the U.S. Environmental Protection Agency for reducing its fuel consumption and improving efficiency.
An audit by the Environmental Protection Agency’s independent Office of the Inspector General says the agency's testing of glider kit emissions, which found they produced significantly more emissions than new vehicles, “complied with standard practices.”
Cooper Tire is offering a full lineup of Cooper Pro Series tires with the addition of the Pro Series long haul trailer tire, joining the Pro Series long haul drive and long haul steer tires.
Navistar International has agreed to settle pending class action lawsuits that alleged that certain Navistar MaxxForce Advanced EGR engines are defective and that Navistar failed to disclose or correct the alleged defect.
Biodiesel and renewable diesel fuels may not be as clean as other alternative fuel types or powertrains but their widespread adoption reduced emissions more than any other type of fuel in California in 2018.
Cummins Inc. has begun a formal review of its emissions certification and compliance process relating to diesel engines it supplies to Fiat Chrysler Automobiles for Ram pickups, the engine-maker has announced.