NHTSA said the new standards would save Americans over $23 billion in fuel costs and reduce pollution. The finalized rule cuts down on fuel-economy requirements for light-duty truck.

The 2025 Honda Civic hybrid gets nearly 50 mpg while avoiding charging, but its trims are not equal. Here's what you need to know.

U.S. regulators settled on a less stringent set of fuel-efficiency standards for light-duty cars and trucks than initially proposed, easing pressure on car makers to ramp up electric-vehicle sales ...