You Can’t Buy a Hummer EV Because Water Leaks Into Batteries If you want a GMC EV, you can’t get it now. Did you order one? You will have to wait a little longer to get it. And if you do own one, expect a recall as water can seep into the battery housing. We all know what happens when you combine water and electricity. GM released it to be fixed.
Where does water leak into the GMC Hummer?
You Can’t Buy a Hummer EV Because Water Leaks Into Batteries
The recall also includes GM’s Brightdrop EV600 trucks in the same Hummer design. The culprit is a faulty battery seal, and so far, GM is aware of three water-infested accidents. Two Hummers did not turn on, and the third lost its power while driving.
Issues that plagued the GMC Hummer. The first problem was leaking seals around the A-pillars. This affects the window switches as well as the mirror adjustments. GM has released a technical service bulletin to correct the problem. Owners have also experienced water pooling around the removable roof panels.
How many electric Hummers are affected by the recall?

You Can’t Buy a Hummer EV Because Water Leaks Into Batteries
To date, it includes 735 GMC Hummers and 89 Bright Drop Trucks. No accidents or injuries have been reported to the National Highway Traffic Safety Administration or to General Motors. Unfortunately, GM does not now have a leak fix.
Worse, access to the battery is not so easy. So merchants may find the return process takes longer than others, but that’s the nature of the problem.
This is not the first recall regarding water leakage issues. A voluntary recall was issued in August due to water leaking into the connectors of the high-voltage batteries. This can cause premature wear. The fix was to use a sealant applied to the connectors. Since this was a voluntary recall, it wasn’t a safety issue. But Hummer owners should pay attention and dealers should apply sealant.
How many summons has Hummer got so far?

You Can’t Buy a Hummer EV Because Water Leaks Into Batteries
With upcoming Chevrolet Silverado and GMC Sierra EVs using similar layouts to the Hummer, tracked horse repairs eliminate these issues when production begins. It will also help accelerate the production of this series of EV trucks.
To find out if your GMC Hummer has been affected, you can enter a VIN at the GM Owner Center. You can also call the Vehicle Safety Hotline.