fuel efficiency

Volvo has started production of four-cylinder gasoline and diesel engines for its new Volvo Engine Architecture (VEA) lineup. They're variants of Volvo's current models and are optimized to deliver higher performance than the current lineup of Volvo six-cylinder models, with less fuel ...

Could all of the work some automakers are doing to increase diesel engine adoption in the US be going up in a cloud of smoke? Maybe so, as torquier and more fuel-efficient gasoline engines and cheapening hybrid technology are cutting into what had been perceived as the advantages of diesel ...

Readers of a certain age might remember those bumper stickers with Yosemite Sam toting two six-shooters and yelling "Back Off!" He wasn't yelling "So you can burn more fuel!" but researchers are looking at how tailgating could save gas, and, in this case, are working with big rigs. The New ...

When you watch the Zipcar video "How to Zip: Fill 'er Up" (embedded below) you'll see a Zipcar customer finding out he needs to stop at a gas station. There's a Zipcar co-pilot in the backseat who gives him friendly, detailed instructions on how to get reimbursed for filling up the gas ...

General Motors has a couple of problems to deal with: a glut of pickups on dealer lots and the inability to claim best-in-class fuel economy for its usually strong-selling Chevrolet Silverado pickup. In light of the situation, GM's marketing message has transmuted into something else: "hey, at ...

For October and November, the all-new Ford C-Max sold 8,030 units, making it the highest-selling hybrid vehicle ever in the first two months. The sales significantly surpassed the 7,300 Camry Hybrids that Toyota sold in that car's first two months on the market, back in May and June of 2006. Ford ...

Nissan chief operating officer Toshiyuki Shiga offered an update on the automaker's "eco-targets" to further cut CO2 emissions and add 15 hybrid models by 2016. At a press conference in Yokohama, Shiga explained the company's commitment to sustainability through its Nissan Green Program 2016. ...

Small engine, big pitch. Italian automaker Fiat is using a new video to wax poetic about its TwinAir family of engines designed to boost performance in its smaller cars while cutting fuel use and emissions. The three-plus-minute video, put together by Frame Communication, outlines the TwinAir ...

The average fuel economy number for new, light duty vehicles sold in the US reached an all-time high of 24.1 miles per gallon in October, up from 23.8 mpg the previous month, according to a report released by the University of Michigan's Transportation Research Institute. That equals a 4.0-mpg ...

Fuel-efficient cars might be nearly synonymous with Toyota here in the US, but in Mexico, the Japanese automaker is reportedly leading a fight in a dustup over more stringent automobile fuel efficiency regulations. Mexico's government is reportedly trying to make its own mile-per-gallon rules the ...