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The EPA has approved a change regarding sensor requirements for diesel exhaust fluid systems in response to complaints from frustrated truck owners.

Tighter emissions standards for heavy-duty engines produced starting in 2027 will make leasing more attractive, said Dean Vicha, president of NationaLease.

The administration will waive higher-ethanol E15 gasoline from U.S. volatility requirements this summer, delivering a win for corn farmers and biofuels producers.

Order season for North American original equipment manufacturers typically kicks off in September, but this past fall and winter saw a lag in commitments.

 Cummins unveiled its EPA 2027-compliant X15 diesel engine at the Technology & Maintenance Council Annual Meeting, emphasizing a redesigned, larger SCR system and fuel-efficiency gains.

For a second straight year, Tesla brought one of its battery-electric Semis to TMC, this time showcasing a model with a lower roof fairing.

The company’s Gen 6 portfolio comprises the 13-liter DD13, 15-liter DD15 and 16-liter DD16 engines, and will be available for all heavy-duty Freightliner and Western Star trucks.

American Trucking Associations is asking EPA to re-evaluate and make adjustments to its forthcoming nitrogen oxide emissions rules for 2027 model-year heavy-duty trucks.

The official rule repeals, which have been telegraphed for months, lay the groundwork for unwinding more federal climate regulations, experts say.

A White House official, speaking on condition of anonymity because they were not authorized to speak publicly, confirmed the plans, which were first reported by The Wall Street Journal.