UPDATE 2/16/26: We've added a statement from Stellantis. As part of a sweeping policy change, the Environmental Protection Agency (EPA) says that it's "eliminating" engine stop-start systems from ...

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 ...

It's great having a small-block at your back, but I don't really need to hear it fire up multiple times at stop lights. Nor ...

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, ...

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 ...

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 ...

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 ...

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 ...