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PONTIAC, Mich. — Thundering gas-powered muscle cars, for decades a fixture of American culture, will be closing in on their final Saturday-night cruises in the coming years as automakers begin replacing them with super-fast cars that run on batteries.

A fleet of ships carrying diesel, one of the world’s most important fuels, is heading for European markets facing energy-security threats from high temperatures, soaring gas prices and Russian disruption.

Paccar Inc. announced it will offer the new Cummins Inc. X15N natural gas engine in its Kenworth and Peterbilt truck brands.

Stellantis NV is considering renovating a plant in Mexico to build hybrid and electric vehicles as it transforms its lineup to meet surging demand for battery-powered transport.

The Inflation Reduction Act would give up to $40,000 tax credits per heavy-truck purchase, suggesting that competition to get the Tesla Semi to compete with Nikola will heat up.

Debate on a multibillion-dollar budget bill targeting supply chain connectivity concerns, clean energy initiatives and economic incentives remains front-and-center on Capitol Hill.

Even a breakthrough U.S. climate bill designed to encourage sales of electric cars has failed to revive investor interest in Rivian Automotive Inc., as the risk-hungry traders who catapulted its shares to dizzying heights last year shun companies for whom profitability is still years away.

Gasoline prices dipped to just under the $4 mark for the first time in more than five months — good news for consumers who are struggling with high prices for many other essentials.

Daimler Truck Holding AG overcame supply chain headwinds to increase unit sales during the second quarter of 2022, the company reported Aug. 11.

Truck manufacturer Nikola Corp. has announced a leadership change that places a 20-year automotive industry veteran at its helm.