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Nikola Motor Co. moved to differentiate itself further from rival Tesla Inc. by no longer requiring deposits on its upcoming trucks and returning deposits it has collected as it prepares to announce a major new fleet customer in early May.

Three marketers of truck wheel accessories that reduce fuel consumption and vehicle wear and tear have joined to offer their products in a package called the MPG Smart Pack.

The electrification company Hyliion announced it is making its hybrid electric 6X4HE axle available to potential customers to test on the company’s own Class 8 trucks.

California and the Trump administration are on a collision course over auto-efficiency regulations that could lead the White House to deploy the nuclear option: revoking the state’s cherished power to set its own limits on air pollution.

Drivers could pay a tax based on how many miles their vehicles travel under a plan being pushed by Missouri Rep. Sam Graves, who’s vying to become the powerful new chairman of the House Transportation Committee.

ATLANTA — Michelin North America has unveiled a trailer aerodynamics package for dry van and refrigerated trailers, a five-piece kit that incorporates side skirts, trailer-end fairings, aerodynamic mud flaps and a wake reducer to deliver what the company said is up to 7.4% improvement in fuel efficiency.

ATLANTA — The North American Council for Freight Efficiency announced an expanded organizational strategy, including an updated brand identity and website, as it seeks to guide the development and eventual implementation of future technologies.

Donald Trump’s meeting with senators warring over the future of a program designed to boost biofuels ended without a breakthrough Feb. 27, prolonging a clash that could undermine the president’s political appeal in Pennsylvania and Iowa.

NASHVILLE, Tenn. — Executives in the truck stop and travel plaza industry see the encroachment of technology giants into the transportation industry, but savvy leaders will find ways to capitalize on this trend to make more money, an analyst said during a presentation at the annual NATSO Connect conference.