GMC Hummer EV SUV
Everything you need to know about the 2025 GMC Hummer EV SUV — 315 miles of range, 300 kW fast charging, real-world tips, and honest answers from owners.
315
miles EPA range
158
kWh battery
300
kW fast charge
Yes
heat pump
Available Trims
| Year | Trim | Range | Battery | DC Fast |
|---|---|---|---|---|
| 2025 | 2X | 315 mi | — | 300 kW |
| 2025 | 3X | 312 mi | 158 kWh | 300 kW |
| 2025 | MT Tires 2X | 282 mi | 158 kWh | 300 kW |
| 2025 | MT Tires 3X | 289 mi | — | 300 kW |
| 2024 | 2M20 | 303 mi | — | — |
| 2024 | Base | 314 mi | — | — |
| 2024 | MT Tires | 298 mi | — | — |
| 2024 | MT Tires 2M20 | 279 mi | — | — |
Common Questions About the GMC Hummer EV SUV
How far can the 2025 GMC Hummer EV SUV go on a single charge?
The 2025 GMC Hummer EV SUV has an EPA-estimated range of 282 to 315 miles depending on the trim. Keep in mind that real-world range varies — highway driving at 70+ mph, cold weather, and using the heater or AC will reduce range. Most owners report getting about 80-90% of the EPA number in mixed driving conditions.
What battery does the 2025 GMC Hummer EV SUV have?
The 2025 GMC Hummer EV SUV comes with a between 158 and 170 kWh across trims battery pack using NCMA chemistry. That's a solid-sized pack that should handle most daily driving and road trips without issue.
How fast does the 2025 GMC Hummer EV SUV charge on a DC fast charger?
The 2025 GMC Hummer EV SUV can DC fast charge at up to 300 kW on its 800V architecture. It uses a CCS connector, the standard plug you'll find at most non-Tesla DC fast chargers. That's seriously fast — you'll spend less time at chargers than most EVs on the market.
How long does it take to charge the 2025 GMC Hummer EV SUV at home?
On a Level 2 home charger (240V), the 2025 GMC Hummer EV SUV takes about 11 hours for a full charge from empty. In practice, most people don't charge from completely empty — if you plug in at 30%, you're looking at maybe 8 hours to get back to full. Plugging in overnight works perfectly for most owners. A Level 1 outlet (regular 120V) is much slower — fine for topping off but not practical as your only charging option.
How does the 2025 GMC Hummer EV SUV handle cold weather?
The 2025 GMC Hummer EV SUV comes with a heat pump, which is a big deal for cold climates. It heats the cabin much more efficiently than a resistive heater, so you lose less range in winter. In freezing conditions, expect roughly 35% range loss compared to ideal weather. Preconditioning the cabin while plugged in helps a lot, and the heat pump makes a noticeable difference compared to EVs without one.
Does the 2025 GMC Hummer EV SUV have one-pedal driving?
Yes, the 2025 GMC Hummer EV SUV supports one-pedal driving with adjustable regenerative braking levels (Low,Normal,High). Once you get used to it, you'll barely touch the brake pedal in city driving — the car slows itself down when you lift off the accelerator. Most owners say they can't go back to a regular car after getting used to it.
Can the 2025 GMC Hummer EV SUV power my house or appliances?
Yes — the 2025 GMC Hummer EV SUV has Vehicle-to-Load (V2L) capability, outputting up to 6 kW. You can plug in appliances, power tools, or even run a small tailgate setup directly from the car. It's genuinely useful for camping, power outages, or any situation where you need portable electricity. Think of it as a giant battery on wheels.
Does the 2025 GMC Hummer EV SUV precondition its battery before fast charging?
Yes, the 2025 GMC Hummer EV SUV can precondition its battery before you arrive at a DC fast charger. This warms the battery to the optimal temperature for accepting a fast charge, which means you'll hit peak charging speeds sooner and spend less time waiting. If you're navigating to a charger through the car's built-in nav, it usually starts preconditioning automatically.
What can I do with the GMC app?
The myGMC app lets you check your battery level and charging status, lock and unlock the doors. It's the kind of thing that feels unnecessary until you use it on a freezing morning — then you wonder how you ever lived without it.
Own a GMC Hummer EV SUV?
Get personalized charging tips, an AI advisor that knows your exact car, and track your battery health over time.
Get Started Free