GMC Charging Specs & Calculators
Compare battery sizes, maximum AC and DC charging rates, and estimated charging times for all GMC electric vehicles. Select any model to launch a custom calculator.
GMC Hummer EV Pickup
Battery 212.7 kWh
Max AC 11 kW
Max DC 350 kW
GMC Hummer EV SUV
Battery 170 kWh
Max AC 11 kW
Max DC 350 kW
Frequently Asked Questions
How fast do GMC electric cars charge?
Charging speeds vary by model. Most GMC electric models support AC Level 2 charging rates up to 11 kW (fully recharging standard packs in 5–8 hours overnight). DC rapid charging capabilities range between 100 kW to over 200 kW for high-performance models, which can deliver a 10% to 80% charge in 20–35 minutes.
Can I charge a GMC EV at a Tesla Supercharger?
In North America, many brands are transitioning to the North American Charging Standard (NACS). Some GMC models can charge at compatible Supercharger locations with a CCS-to-NACS adapter. Check your specific model's compatibility info on its calculator page.