The most powerful GMC Sierra 1500 from the factory today packs a 6.2-liter V8 that makes 420 hp. That isn't what we would call a slow pickup truck. But the folks at Specialty Vehicle Engineer felt ...
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The Cool Down on MSNThis all-electric GMC truck just achieved an unbelievable feat — here's what you need so seeIf you've been thinking about an EV, the Sierra EV Denali shows how much the technology has grown. This all-electric GMC ...
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