General Motors’ upcoming electric vehicles will use a new wireless battery management system, the automaker has announced, promising safer and simpler power management as well as an easier roadmap for second-life repurposing after their time in cars and SUVs is done. Part of the GM Ultium platform, which will feature in models like Cadillac’s Lyriq luxury crossover and GMC’s Hummer EV, the system replaces the traditional flurry of cabling that runs through other automakers’ batteries.
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https://www.slashgear.com/gm-baked-wireless-tech-into-its-ultium-ev-batteries-heres-why-09637310/