We contacted automakers for their take on this hot-button issue (no pun intended) and got some surprising responses.

The Trump EPA is stepping up once again —this time to save Americans from the inconvenience of buying less fuel. In response to feedback from “countless” Americans, EPA administrator Lee Zeldin said ...

As part of its broader rollback of U.S. fuel economy rules, the Trump administration says it is eliminating a credit for automakers that got breaks on the fuel economy compliance if they installed ...

The Environmental Protection Agency says it is ending credits to automakers who install automatic start-stop ignition systems ...

The Trump administration is eliminating credits for automakers that include automatic start-stop engine systems, a feature originally intended to reduce emissions but one that has frustrated many ...

The EPA said it will end credits for the start/stop feature, which shuts off gas engines when cars are idle to save fuel.

Fed up with your truck "dying" at every red light? A massive 2026 EPA rule change just stripped $2,400 in incentives from auto-start systems. Now, Silverado owners are demanding a permanent software ...

Vehicle stop-start features, which automatically turn off engines at red lights, could soon become less prevalent because of the Trump administration’s announced repeal of the government finding ...

WASHINGTON — Environmental Protection Agency Administrator Lee Zeldin said Thursday that the Trump administration is ending federal pressure on carmakers to produce vehicles that turn off while idling ...

An automatic start-stop system in vehicles is known by many names: Some call it a "stop-start," others "S&S," and others a "micro-hybrid technology." But whatever you call it, it's a common feature in ...

EPA scraps greenhouse gas rules and start-stop credits, potentially lowering vehicle costs and reshaping automaker strategies.