Automatic engine stop‑start was sold as a painless way to cut emissions and fuel bills, a tiny software trick that would shut ...

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 ...

Minnesota's harsh winters challenge the auto start-stop feature in modern cars, which aims to save fuel but struggles in freezing temperatures, raising questions about its benefits for local drivers.