Fuel Efficiency

And so far the data for 2018 is looking pretty good, too

Looks like the fuel-efficiency fight is headed to court.

From Congress to Facebook ads, Marathon Petroleum used every trick.

This follows GM's call for U.S. to mandate some zero-emissions vehicles.

Automaker will ask the Trump administration for a standard like California's.

It compares favorably to the most-frugal F-150, Ram 1500 engines.

It's part of plans to release 38 eco-friendly vehicles with Kia by 2025.

'It is not too late to choose a better way.'

A simple, elegant palate cleanser for complicated technologies.

Midwest, South, and California benefit the most.

US gasoline demand has been weaker than expected this year, but a growing economy and relatively cheap pump prices have the energy industry expecting record demand again this summer driving season, which should help drain the global oil glut. Gasoline demand in the first two months of 2017 was down 2.1 percent from a year ago, according to the US Energy Information Administration. The US gasoline market accounts for roughly 10 percent of global oil consumption, so American motorists have outsiz

Will the easing of fuel mileage standards be a good thing for the auto industry? At least one experts thinks not.

Following today's events in the Detroit area.

Fuel-efficiency average doesn't budge from 2015 or 2104 level, as more trucks sales offset higher plug-in vehicle demand.

Lower fuel costs and higher gas-powered fuel economy narrows the gap in vehicle-operating costs.

Don't tell the EPA it can't be done.

One investigator said it was a 'collective failure.'

Mazda continues to wring out more fuel efficiency from its Skyactiv gas-engine technology.

General Motors will offer a stop-start option on nearly all models by the end of the decade.

Mitsubishi says its shady fuel-economy test practices may have been used on all vehicles it sells and has sold in Japan.