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ORNL researchers quantify the effect of increasing highway speed on fuel economy

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Huff Fuels, Engines and Emissions Research Center, Oak Ridge National Laboratory. This website, jointly maintained by the US Department of Energy and the US Environmental Protection Agency (EPA), provides information such as official EPA “window label” fuel economy estimates for city, highway, and combined driving for all U.S.-legal

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Ford tweaking calibrations to boost on-road fuel economy for MY2013 hybrids

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Ford is boosting the on-road fuel economy performance of its 2013 model year hybrid vehicles in the US and Canada. Starting in August, the company will make calibration updates for owners at dealerships designed to improve on-road fuel economy of the 2013 Ford C-MAX Hybrid, 2013 Ford Fusion Hybrid and 2013 Lincoln MKZ Hybrid.

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Consumer Reports testing finds many small turbo engines underperforming; fuel economy, acceleration no better than in larger conventional powertrains

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Consumer Reports’ own fuel economy tests of vehicles equipped with small turbocharged engines has found in many cases that the turbocharged cars tested by CR have slower acceleration and no better fuel economy than the models with larger conventional engines, the organization said. l/100 km) figures—i.e.,

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Audi announces pricing and fuel economy for 2014 Audi A6, A7 and Q5 TDI diesels

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Audi has now announced pricing and fuel economy figures for the 2014 A6, A7 and Q5 TDI models, expected to begin arriving at US dealers in late Summer 2013. EPA estimated fuel economy figures for the clean diesel introductions are as follows: Audi MY 2014 US diesel lineup. Diesel Engines Fuel Efficiency'

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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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liter ECOTEC engine, an addition that improves the vehicle’s city fuel economy by nearly 5%, or one mile per gallon. Stop/start shuts down the engine in certain driving conditions to reduce fuel consumption. million in 2013 to 55.4 Impala with stop/start yields an EPA-estimated fuel economy of 22 mpg city (10.7

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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. engine with start/stop. An 80-cell, 1.5

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New Porsche 911 Turbo improves fuel economy by 16%

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At speeds up to 50 km/h (31 mph), when the front wheels are turned the system steers the rear wheels in the opposite direction. At speeds above 80 km/h (50 mph), the system steers the rear wheels parallel to the turned front wheels. The new top models of the 911 model series arrive on the market at the end of 2013 in the United States.

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