Many cars now come equipped with an auto start-stop feature, but should you be using it? We asked an expert.

What just happened? The Environmental Protection Agency is stripping automakers of a key compliance tool: emissions credits for automatic start-stop systems, the software-driven technology that shuts ...

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 ...

There's no question whether auto start-stop technology brings about tangible fuel economy benefits. A study by the Society of Automotive Engineers (SAE) found that drivers could potentially see a 7-26 ...

DETROIT (AP) — The Environmental Protection Agency announced an end Thursday to credits to automakers who install automatic start-stop ignition systems in their vehicles, a device intended to reduce ...

Standing in traffic or waiting at long signals doesn’t just cost you time, it also drains your fuel and your wallet. To solve ...

DETROIT (AP) — The Environmental Protection Agency announced an end Thursday to credits to automakers who install automatic start-stop ignition systems in their vehicles, a device intended to reduce ...