GM Ultium Heat Pump System Scavenges Waste Energy - CleanTechnica

GM Ultium heat pump is an important piece of a big efficiency problem that plagues every EV: how to make waste heat work for you!

Sharp readers will remember that we already covered this new Ultium tech toward the end of last month, when it was first announced, but it’s something that I think is worth going back to, because it’… [+7435 chars]

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