GMC's electric supertruck lineup expands with the addition of the 2024 HUMMER EV SUV making its debut during the NCAA's Final Four in a new commercial film narrated by LeBron James. Fans can also watch the reveal and place a reservation at GMC.com/HummerEV. The new spot focuses on the SUV's revolutionary capability and signature HUMMER EV features that offer Extract Mode and CrabWalk1. "The GMC HUMMER EVs were envisioned to be the most capable and... continue