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It could be years before drivers on U.S. highways catch a glimpse of a tractor-trailer rig cruising down the highway with another truck trailing a perilous 20 or 30 feet behind.

Run on Less, a first-of-its kind roadshow to demonstrate how trucks use technology to achieve fuel efficiency, is set to begin.

A growing U.S. economy sparked a jump in fuel demand from companies and travelers in June, which may help to ease a persistent supply glut.

YOUNTVILLE, Calif. — Daimler Trucks North America continues to expand its connected vehicle services to provide fleets with a broader arsenal of information and analytics tools they can use to make better business decisions.

Motorists don’t like to pay more at the pump, and lawmakers worry that if they raise taxes on gasoline, they’ll be voted out of office.

Minnesota Department of Agriculture officials have rejected a request by the state’s trucking association to delay a plan to increase the mix of biofuel to 20% of all diesel sold in the state beginning May 1.

More clean diesel trucks are a part of the nation’s fleet, subsequently yielding lower emissions and greater fuel savings, new research shows.

Cummins Inc. recently endorsed two fuel additives, marking the first time the diesel engine maker has taken such a step.

A new design in engine pistons is increasing fuel efficiency and reducing particulate matter in Volvo Trucks North America’s heavy-duty D11 and D13 engines.