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 ...

Volvo Trucks has introduced a new generation of its I-Roll technology. The upgrades adds new engine stop/start functionality. Volvo said the technology is a world first in the heavy-duty truck ...

Image Credit: Johntorcasio - Own work, CC BY-SA 4.0, Wikimedia. In a dramatic shift in federal environmental policy, the U.S. Environmental Protection Agency (EPA) under Administrator Lee Zeldin ...

Engine auto stop-start—let’s call it ESS—has become an exasperating example of how a small compromise can combust into a cultural grievance. It’s a feature designed to save a little fuel and reduce ...

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 ...

The E.P.A. under Trump is moving to eliminate credits to carmakers for the fuel-saving start-stop function. By Ben Blatt Would you be willing to pay more for gas if your car could be a little less ...

Earlier this month, the EPA ended the “off‑cycle” emissions credit for automatic engine start‑stop systems, thereby removing the OEM incentive to install them on mass-market vehicles. As a result, ...

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 ...

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 ...

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 ...