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EPA

HDT's Survey Says reader survey looks at EPA emissions standards, sustainability efforts, and moving to greener truck engines.

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EPA Truck NOx Pre-Rule Faces Bumpy Ride

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.

Report Clears EPA 2017 Glider-Emissions Study

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.”

Navistar to Settle Class Actions over MaxxForce Engines

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.