The leader of the Environmental Protection Agency proposed rolling back the automatic start-stop feature in cars. The start-stop technology was implemented in more cars following federal regulations ...

Automatic engine stop‑start was pitched as a clever way to trim emissions and fuel bills without changing how people drive. A decade later, the feature has become a symbol of regulatory box‑ticking ...

The Trump administration is eliminating a credit for automakers that install start-stop engine technology. Administration officials labeled the feature as "universally despised" and an "idiotic ...

Start-stop technology shuts the engine off at traffic lights and restarts it the instant you lift the brake. It saves 3 to 10 percent on fuel and is fitted to over 70 percent of new vehicles sold in ...