The Trump administration proposed rules that would weaken fuel economy standards for vehicles set under President Biden in ...

An analysis by the NHTSA appears to challenge claims made by the Trump administration that rolling back fuel economy ...

Signed into law in 1975, the Corporate Average Fuel Economy (CAFE) standards regulate how far vehicles must travel on a ...

At the White House this afternoon, President Trump said he was terminating "ridiculously burdensome" fuel economy rules. It's ...

The Trump administration has proposed to lower the mandated average fuel-economy standards to 34.5 mpg by the 2031 model year ...

The president said he would weaken Biden-era mileage standards, which were designed to increase electric-vehicle sales, ...

Despite its buzzy name, CAFE has nothing to do with coffee. However, it has shaped how automakers build cars and how buyers ...

The Trump administration is expected on Wednesday to propose weakening automobile fuel efficiency standards that were set ...

But it may be hard to shake the image of a 34‑year‑old McDonnell Douglas MD‑11F erupting into a fireball only seconds after lift-off, but perhaps the most disturbing part of the Louisville disaster is ...

While fuel-injector cleaning is often recommended by shops and dealer service centers, it probably isn’t necessary unless it’s correcting a running problem. In many cases, just using a quality ...

Premium gas sounds like it’s something special. But it translates into paying extra for a higher octane without any performance or fuel-economy benefits for many cars. That’s what we found after ...

The regulatory decision would make it harder for future administrations to implement stricter fuel efficiency standards.