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Independent engine maker Cummins Inc. introduced innovations for the diesel engine intended to achieve a low nitrogen oxide-emissions future, a reduction in the carbon footprint and improve fuel mileage. It also presented a hybrid-electric powertrain.

The shipping industry is pressing for a phased start when new rules governing vessel fuel take effect in less than 16 months’ time.

FRESNO, Calif. — The Trump administration’s proposal to roll back national fuel-economy standards was headed for its second public hearing a day after California officials and scores of speakers blasted it as a danger to the environment and public health.

The nationwide average price of diesel continued to climb last week, according to the Department of Energy’s weekly report released Sept. 24.

HANOVER, Germany — Ford Trucks offers only light- and medium-duty vehicles in North America, but the brand is aiming to make a splash in the heavy-duty segment in certain international markets.

HANOVER, Germany — DAF Trucks exhibited two full battery-electric tractors and one hybrid model at the IAA Commercial Vehicles show, illustrating how electric-vehicle technology could be adapted to different trucking applications.

To test how Americans feel about its plan for rolling back car and truck pollution standards, the Trump administration will hold an initial public hearing Sept. 24 in Fresno, Calif., a place where it might reasonably expect a friendly response.

DALLAS — America’s rediscovered prowess in oil production is shaking up old notions about the impact of higher crude prices on the U.S. economy.

HANOVER, Germany — Bosch presented a range of products and innovations to support the trucking industry’s movement toward vehicle electrification and automated driving here at the IAA Commercial Vehicles show.

HANOVER, Germany — The global truck manufacturers and suppliers exhibiting here at the massive IAA Commercial Vehicles show expressed a broadly shared vision that connectivity, automated driving and electric power are the dominant trends that will mold the future of commercial vehicles.