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

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The 2009 Endangerment Finding and subsequent greenhouse gas standards in the US are officially repealed, relaxing ...

For more than a decade, automatic engine start/stop systems were sold as painless climate tech, a clever way to trim fuel use by cutting the engine at every red light. Now the feature is rapidly ...

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 ...

DETROIT (AP) — The Environmental Protection Agency announced an end Thursday to credits to automakers who install automatic ...

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 ...

Start-stop technology, the controversial system that shuts down a vehicle’s engine at idle and restarts it when the driver releases the brake, may soon disappear. New law removes penalties for ...