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New Cars Were More Efficient Despite Drop In Hybrid, Plug-in Sales

New-vehicle fuel efficiency rose slightly last month as Americans bought fewer trucks and SUVs than in December.

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If You're Wayne Gerdes, Anyway

CleanMPG tests the all-electric range of the 2016 Chevrolet Volt, and goes 111.9 actual miles on a single charge.

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Gas prices could stay below $3 a gallon through the end of 2016. But then what?

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Improvements On CO2 Emissions Also Plateau, But It's Not All Bad News

Fuel economy and emissions levels for the nation's automakers showed no improvement year over year, according to the latest numbers released by the Environmental Protection Agency. But that doesn't mean manufacturer's are doing a bad job.

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Last Month, The Average Dropped To 25.0 MPG

The new cars we buy in the US are getting consistently worse fuel economy than just a few months ago.

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54 City, 50 Highway, 52 Combined For Most Trims

A Toyota rep confirms the fuel economy for the 2016 Toyota Prius at 54 city, 50 highway, and 52 combined for five of the six trims. The Prius Eco does even better.

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Lower Gas Prices, More SUVs, Bring Overall MPG Down

Fuel-efficiency declines slightly and is getting further away from the August 2014 peak.

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Lower Fuel Prices, Green-Car Purchases Lower Fleeetwide Fuel Efficiency

Fuel economy drops a smidgeon from August, but still far from last August's highs, UMTRI says.

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BMW, Peugeot Models Also Notable For Mileage Gap

Mercedes-Benz is the most common practitioner of fuel-economy overstatements, according to report.

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A new study released this month from the University of Michigan's Transportation Research Institute found that the average fuel efficiency of America's fleet has only risen by 3.6 miles per gallon in the last 92 years.

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We run through some questions to ask yourself if you are shopping for an electric vehicle. Many factors impact the decision, like whether to go new or used.

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State Aims To Have 3% Of New Cars Be Zero Emissions This Year

California hopes to be selling all electric, plug-in hybrid and hydrogen fuel cell vehicles by 2030.

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Humidity, Vehicle Speed, Recirculated Air All Come Into Play

Opening car windows may do more to reduce a vehicle's fuel efficiency than turning on the air conditioner.

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Higher Crossover Sales, Lower Alt-Fuel Demand Keeps MPG The Same

US average new-car fuel economy remains unchanged at 25.4 mpg in July, UMTRI says.

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Volkswagen and Wayne Gerdes have raised the bar for fuel economy by touring all 48 of the contiguous United States in a Golf TDI on just over 100 gallons of diesel.

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Imagine Going From Quebec To Alberta On A Gallon Of Gas

Quebec's Université Laval wins the SAE International Supermileage contest.

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The Obama administration has proposed tough new fuel economy standards to improve fuel efficiency and reduce carbon dioxide pollution from trucks and vans.

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Audi was disappointed with its diesel-powered racing prototype at Le Mans this year, but it did manage to clock two other records: taking the lap record at the Sachsenring, and cruising 1,158.9 miles on a single tank of diesel.

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Old Numbers Said 41 MPG And 102 MPGe

Momentary changes to the spec site for the 2016 Chevrolet Volt suggest that it might get 43 miles per gallon and 106 mpge, rather than the original rating of 41 mpg and 102 mpge. There have been other tweaks, as well.

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Mazda has announced EPA fuel economy figures for the new CX-3 subcompact crossover, besting anything else in its class with up to 35 miles per gallon on the highway.

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Subaru is making a major investment in its powertrains to comply with the latest fuel economy regulations, and to comply in California, a plug-in hybrid is likely on the way. This might mean more expensive models from the company in the future.

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