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EPA fuel economy report finds weight and power leveling off, footprint stable

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EPA recently released the latest edition of its annual report Light-Duty Automotive Technology, Carbon Dioxide Emissions and Fuel Economy Trends. The report is the authoritative reference for real-world fuel economy, technology trends and tailpipe carbon dioxide emissions, for new personal vehicles sold in the US every year since 1975.

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Chevrolet makes Stop/Start standard on base 4-cylinder in 2015 Impala; 5% improvement in city fuel economy

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Stop/start technology will be standard on the 2015 Impala base 2.5-liter liter ECOTEC engine, an addition that improves the vehicle’s city fuel economy by nearly 5%, or one mile per gallon. For the 2015 model year, the Impala will be available with two powertrains, a standard 2.5L engine with stop/start, and a premium 3.6L

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Study finds 6.3% spread in fuel economy obtained with maximum and minimum rolling resistance tires

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spread between the fuel economy obtained with maximum and minimum rolling resistance tires. At the average 2015 price of regular gasoline, the obtained fuel-consumption extremes result in a $78 difference in the annual cost of gasoline per light-duty vehicle, Sivak said. with a median of 10.28 mpg (RRf at 8.1 and a minimum of 20.9

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Ford reveals redesigned 2015 Ford Focus with 1.0L EcoBoost engine option

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2015 Ford Focus. Ford revealed the redesigned 2015 Ford Focus at the Mobile World Congress in Barcelona, the world’s largest exhibition for the mobile industry. Ford EcoBoost engines can deliver significantly better fuel economy than larger-displacement gasoline engines. Click to enlarge. Earlier post.). l/100 km (54.7

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GM to introduce strong hybrid version of Malibu; combined fuel economy above 45 mpg; leverages Volt

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Using technology from the 2016 Chevrolet Volt propulsion system ( earlier post ), Malibu Hybrid will offer an estimated combined fuel economy rating exceeding 45 mpg (5.22 EGHR improves engine warm up and assures consistent fuel economy performance in cold weather. The MY 2015 Malibu features two powertrain offerings: the standard 2.5L

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2015 VW Jetta TDI: a more refined, powerful and efficient diesel within a nicely redesigned model line

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2015 Jetta TDI. For 2015, Volkswagen has refined the entire sixth-generation Jetta lineup, endowing the compact with a crisper exterior design which also improves aerodynamics; an updated interior; a number of newly available driver assistance systems; and, significantly for the diesel model, the new 2.0T Fuel economy improvement.

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Infiniti Q80 Inspiration concept hybrid delivers 550 hp with 42.8 mpg fuel economy

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Acceleration from 0-60 mph takes less than 4 seconds, and the top speed is limited to 155 mph (250 km/h). The company also introduced the the new 2015 Infiniti Q70 to Europe during the show. Q80 Inspiration. Click to enlarge. Combined engine and motor system torque is 750 N·m (553 lb-ft). Powered by a new 2.2-liter,

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