US regulators have waived fines for automakers failing to meet fuel efficiency standards dating back to the 2022 model year.

The U.S. government has exempted car manufacturers from penalties for missing fuel economy targets from 2021 to 2023 due to ...

With past fines forgiven and the penalty for future infractions set at $0, the CAFE standards are effectively dead.

Automakers face no fines for failures to meet fuel efficiency rules dating back to the 2022 model year under a law signed by ...

The action, contained in a letter to automakers, comes after passage of a Trump-backed bill that ends penalties for companies ...

Automakers are split over a measure to eliminate fines for failing to meet mileage standards that helped launch fuel-efficient mainstays like Toyota’s Prius.

Hot weather improves fuel economy because it helps the engine warm up more quickly, and hot air creates less drag. Summer fuel blends also improve efficiency.

Spark plugs play a pivotal role in your vehicle's performance, but can changing them improve fuel economy? Here's everything you need to know.

While both CAFE and MDHD fuel economy standards are prescribed under section 32902, [77] the civil penalty applicable to violations of CAFE standards does not apply to MDHD standards because it is ...

In a move intended to reduce new car prices and support domestic manufacturers, U.S. Transportation Secretary Sean Duffy announced a new rule giving NHTSA the authority to revise fuel economy and ...

BOISE, Idaho (KMVT/KSVT) — The U.S. Department of Justice sentenced a former owner of fuel truck supply companies on Friday for antitrust violations. The DOJ sentenced Ike Tomlinson to 12 months ...

The U.S. Department of Transportation is setting things in motion that will lead to a rollback Biden-Era fuel economy standards. The National Highway Traffic Safety Administration (NHTSA) put ...