Fuel Efficiency

 
Trump NHTSA might reduce emission rules for two-thirds of U.S. vehicles

Trump NHTSA might reduce emission rules for two-thirds of U.S. vehicles

Consumers all over the world, but especially in North America, are buying more crossover utility vehicles and fewer passenger sedans and hatchbacks. The U.S. auto industry makes the bulk of its profits on light trucks, which include crossovers, pickup trucks, and even minivans. The Trump... read more

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2017 Ford F-150 Raptor

For pickup trucks, more than half all fuel savings come in 2022-2025 CAFE rules

Sometimes, when science and technology issues have economic or political consequences, incorrect or misleading information and analyses can be propagated through the media... read more August 9, 2017 by


 
2013 Toyota Avalon Hybrid

Best deals on hybrid, electric, fuel-efficient cars for August 2017

As North America rounds out the final weeks of summer, plenty of discounts and deals remain on fuel-efficient, hybrid, and electric cars. The month of August sees a number of... read more August 9, 2017 by


 
2017 Mazda MAZDA3

2019 Mazda 3 to feature world-first HCCI engine for efficiency: report

It's a technology that's been a sort of Holy Grail in the auto industry for at least a couple of decades. Now Mazda, one of the smallest global automakers, plans to introduce... read more August 8, 2017 by


 
2018 Buick Encore

Smallest SUVs most popular in US Midwest, less so in west, south

The small SUV segment has ballooned into a hugely important market for many automakers, as consumers continue to shift from traditional sedans to crossovers and other utility... read more August 7, 2017 by


 
2017 Mazda CX-5 Grand Touring

Mazda exec: engines can get cleaner, EVs will die without subsidies

Small Japanese automaker Mazda is in a tough spot. It's been on its own for most of a decade now, after Ford sold its shares in the company, and now Mazda must fund numerous... read more August 2, 2017 by


 
Gas pump

NHTSA to review gas-mileage rules: could freeze 2021 limits, even roll back (updated)

The U.S. Department of Transportation said yesterday the NHTSA is preparing to revise corporate average fuel economy requirements for model years 2022 through 2025. The... read more July 31, 2017 by


 
2018 Mercedes-Benz CLA-Class

Next Mercedes-Benz small cars to get even tinier engines

Not so many years ago, a 1.2-liter engine would only have been found in the U.S. in the smallest and least impressive of subcompact cars. It might have been a 3-cylinder, and... read more July 26, 2017 by


 
2013 Audi TDI range

Audi, Mercedes now updating European diesels for emissions; more to come?

Both Mercedes-Benz parent Daimler and Volkswagen Group have approved new plans to retrofit older diesel-powered vehicles with new software at no cost to owners. The largest... read more July 25, 2017 by


 
2017 Jeep Wrangler Unlimited Rubicon Recon, 2017 Chicago auto show

Jeep Wrangler Diesel already testing, before 2019 launch

The iconic Jeep Wrangler is a tough vehicle to make fuel-efficient. Its separate frame and body add weight, and it has all the wind-cheating grace of a small municipal... read more July 24, 2017 by


 
2018 Chevrolet Equinox 2.0T

2018 Chevy Equinox Diesel pricing to start just above $31,000

Every now and then, resourceful journalists dredge up automotive news before it emerges in a sanitized press release from the maker in question. So it is with the pricing on... read more July 17, 2017 by


 
Semi trailer

Diesel trucks with latest emission controls displacing dirtier, older ones on U.S. roads

The phrase "clean diesel" has largely fallen into ill repute after it was associated with Volkswagen's diesel emission deceit, but the latest diesel technology can honestly... read more July 14, 2017 by


 
Toyota 'Project Portal' proof-of-concept hydrogen fuel-cell powered semi tractor, for Port of LA

Missing piece in global vehicle emission puzzle: heavy trucks

A global push to reduce vehicle emissions and create cleaner air for future generations has been underway for half a century now. However, while many governments around the... read more July 7, 2017 by


 
Electric Avenue charging stations in Portland, Oregon [photo: Portland General Electric]

Oregon passes electric-car purchase rebates up to $2,500; new EV fees delayed to 2020

It's taken a while, but Oregon will now have a state electric-car purchase incentive that largely matches those in its neighbor to the south, California. First discussed... read more July 7, 2017 by


 
2013 Jaguar XK 2-door Convertible XKR Air Vents

Are Eco settings on cabin ventilation systems a safety hazard?

As corporate average fuel economy requirements that started in 2012 continue to tighten, automakers have turned to an entire arsenal of tactics to reduce the fuel their... read more July 5, 2017 by


 
2018 Honda Fit

2018 Honda Fit: new safety features, style, Sport model, smartphone connectivity added (update)

Honda's smallest of vehicles—the Fit hatchback—has received several updates for the new model year, its fourth for the current-generation version. The 2018 Honda... read more June 29, 2017 by


 

 
 

 
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