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GM CEO outlines highlights of fuel economy plan through MY2016: lightweighting; more efficient gasoline and clean diesel engines, electrification

Green Car Congress

Within his talk about the need for a US energy policy at the IHS CERAWeek 2013 energy conference in Houston, GM Chairman and CEO Dan Akerson outlined some highlights of the company’s fuel economy plan through the 2016 model year. A good rule of thumb is that a 10% reduction in curb weight will reduce fuel consumption by about 6.5%.

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GM’s vehicle electrification roadmap; little focus on conventional hybrids

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Fletcher is responsible for the Extended Range Electric Vehicle propulsion system in the Chevrolet Volt as well as the propulsion systems in GM’s upcoming line-up of Plug-In Hybrid Elecrtic Vehicles. GM estimates it will save a driver of a larger car about $1,850 a year in fuel. But no focus on “conventional” hybrids.).

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Tula Technology hits milestone of 1M vehicles produced with Dynamic Skip Fire

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The result is that the engine dynamically fires the optimal number of cylinders to maximize fuel economy while maintaining a smooth ride with commercial levels of noise and vibration. Because each combustion event is selected to allow optimal efficiency, DSF reduces fuel and CO 2 , and for diesel applications, NO x emissions.

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GM China holds electrification workshop in Shanghai; showcases range of 4 electrified vehicles

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In China, GM and its joint ventures currently offer light electrification technology with the Buick LaCrosse eAssist; full hybrid technology with the Cadillac Escalade Hybrid; extended-range electric vehicle technology with the Chevrolet Volt; and battery-electric vehicle technology with the locally produced Sail SPRINGO EV ( earlier post ).

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GM Europe Premieres Opel Ampera,Chevrolet Spark at Geneva Show

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GM Europe staged the world premieres of the Opel Ampera, the European cousin of the Chevrolet Volt, and the Chevrolet Spark mini-car, at the Geneva Motor Show. The company also held the European premiere of the Cadillac SRX. Chevrolet Spark. Chevrolet’s mini-car features newly-developed, all-aluminum 1.0

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Shanghai GM Aims to Reduce Fuel Consumption 15%, Improve Performance 14% by 2015; New Engines, Prototype New Sail Electric Vehicle

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Engine technologies such as SIDI (spark ignition direct injection) and turbocharging, as well as new transmissions such as the S6, will be applied in Buick, Cadillac and Chevrolet products offered by Shanghai GM. The automaker will show a Chevrolet New Sail ( earlier post ) electric vehicle prototype this year. [A liters and 2.5

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GM to double models with 40 mpg highway or better by 2017; ongoing manufacturing efficiency improvements

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GM’s electrified vehicles today include the extended-range electric Chevrolet Volt, Spark EV and Buick LaCrosse, Regal, Chevrolet Malibu and Impala with eAssist. Earlier post.). —2012 Sustainability Report. In 2012, GM invested more than $7.3

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