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GM recalling 656 Cadillac ELR extended range electric vehicles over calibration of Electronic Brake Control Module

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GM is recalling 656 model year 2014 Cadillac ELR vehicles not equipped with adaptive cruise control and manufactured 26 September 2013 through 14 February 2014, and equipped without Adaptive Cruise Control. NHTSA Campaign Number: 14V-144; GM’s number for this recall is 14087.). The recall is expected to begin on April 17, 2014.

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GM Study Highlights The Increasing Technical Demands on Motors of Increasing Electrification; Bar Wound Stators as Good Present-Day Solution

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While hybrid architectures see a relatively small difference in temperature between the bar wound and wire wound technologies, a full EV application sees a temperature difference of more than 20 °C, according to the GM analysis. Continuous motor duty increases with electrification. Click to enlarge. —Pete Savagian.

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GM CTO says company accelerating electric vehicle development in China; R&D focus on batteries and lightweight materials

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General Motors is accelerating the development of electrified vehicles in China, Jon Lauckner, GM Chief Technology Officer, vice president of Global Research & Development, and president of GM Ventures, said in a presentation at the FISITA 2012 World Automotive Congress in Beijing. Earlier post.).

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GM, Ford R&D execs stress importance of improved, advanced fuels for future engine efficiency gains, GHG goals

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In separate presentations at the 2017 SAE High Efficiency IC Engine Symposium in Detroit, R&D executives from GM and Ford each stressed the importance of improved, advanced fuels—among other technology developments—for their future engine efficiency gains and for long-term CO 2 emissions goals. Click to enlarge.

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GM details 2016 Chevrolet Malibu Hybrid powertrain design and operation

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l/100 km) combined, 47 mpg city and 46 mpg highway; the powertrain shares the transmission architecture with the 2016 Chevrolet Volt extended range electric vehicle (EREV), but includes changes to optimize the system for engine-driven charge-sustaining operation in the range of conditions represented by the US EPA 5 cycle fuel economy tests.

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First look at all-new Voltec propulsion system for 2G Volt; “the only thing in common is a shipping cap”

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The power electronics and the motors use separate cooling: water for the PE and ol for the motor unit. The drive unit features a large number of changes: new roles for the two motors, two clutches instead of three, and a smaller power electronics unit integrated into the housing among them. (No Click to enlarge.

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GM to Debut Two-Mode Plug-in Hybrid Technology in New Buick Crossover in 2011; LG Chem to Supply the Li-ion Cells

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The 8 kWh battery pack for the new 2011 Buick PHEV crossover vehicle is prepared for testing at the General Motors Tech Center in Warren, Michigan. Photo by Jeffrey Sauger for GM) Click to enlarge. The new five-passenger crossover will build on the success GM has had with the Buick Enclave. Source: GM Click to enlarge.

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