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

The Trump administration is eliminating a credit for automakers that install start-stop engine technology. Start-stop systems, which temporarily shut off idling engines, were first used in the 1970s ...

Start-stop is a relatively small feature with a dense engineering stack behind it. Modern systems tie together the engine control unit, starter-alternator hardware, beefed-up 12-volt or ...

In a major shift for the American automotive landscape, Environmental Protection Agency (EPA) Administrator Lee Zeldin joined President Trump at the White House today to announce the total elimination ...

But does this tech actually do anything? Obviously, an idling engine uses fuel, while an engine that’s off does not. But restarting that engine does use fuel. So which one has more of an impact? Well ...

Start/stop systems are among the simplest ideas in automotive history—turn off the engine when you don’t need it, save fuel, and start again when you do. Passenger cars embraced this decades ago, but ...