FuelEconomy

The success or failure of the Cash for Clunkers program that recently came to an end here in the United States has been and will continue to be debatable, but at least some good was accomplished by the legislation. According to data compiled by Wards Auto, the average new car fuel mileage hit a ...

As far as high-end sports cars go, the Porsche lineup is pretty fuel efficient. Light weight and six-cylinder engines usually do the trick, but those attributes don't exactly describe the new Panamera. The large, four-door ...

The faster you drive, the more fuel you use. Common sense, right? Absolutely, but it's still helpful to see real-life data, as you'll see by checking out the results of a recent test performed by Consumer Reports. Not all cars perform ...

Ever wonder what actually goes into determining the rated fuel economy of a new car or truck? Anyone with a vehicle that's failed to live up to its EPA estimated figures would surely fit into that camp – especially if the car ...

While perusing the EPA's fuel economy listings, one of our readers stumbled across a vehicle that we didn't even know had been rated. The 2-Mode Hybrid version of the Saturn Vue had initially been scheduled to go into production in ...

It's only been a year since General Motors launched its 6T40 six-speed automatic transmission for mid-size and compact cars. When it was introduced, this new transmission brought with it a five percent bump in fuel efficiency. The engineers at GM Powertrain are now developing a second generation ...

Neither General Motors nor the EPA are making declarative statements about how, exactly, the 2011 Chevy Volt will achieve it's much-touted 230 mpg rating that was announced today. GM's most clear statement (available in full after the break) says that some consumers "may be able to be in pure ...

In an effort to sweeten the incentive for those taking advantage of the government's Car Allowance Rebate System (a.k.a. "Cash-for-Clunkers"), Nissan has reportedly sent its engineers back to the lab in order to pinch every last ...

Toyota has worked hard to cultivate its image as the "green" automaker. And with so many hybrids on the road, it's hard to argue. Some critics have cited the fact that mining for battery components is bad for the environment and the thousands of miles that massive, CO2-spewing ships travel to park ...

The 2010 Subaru Legacy is bigger, wider, and more powerful than ever, yet the engineers made a point to increase fuel economy as well. The new Legacy will hit 31 mpg on the highway and 23 around town, but you'll have to opt for the ...