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 ...

Many new cars come with automatic engine start-stop. These systems are designed to save the fuel wasted at idle by turning the engine off when you come to a stop. These systems are becoming more and ...

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 ...

Automakers produce vehicles with standard driver-assistance and safety features that can sometimes feel unnecessary. The auto start-stop feature does benefit a specific type of driver in certain ...