The contact called on behalf of her mother who owns a 2021 Jeep Grand Cherokee. The contact stated while her mother was driving at an undisclosed speed, she lost consciousness, and the vehicle veered off the road. The vehicle hit the fence, then crashed into a tree, and the tree fell on the vehicle. The air bags failed to deploy. The contact's mother was assisted out of the vehicle by emergency services and was transported to the hospital, where she was informed that she had sustained bruised ribs, split bottom lip, bruised left upper arm, pain on the left side of the body, and bruises on the area of the chest under which the pacemaker was placed as the chest hit the steering wheel. The contact's mother was currently receiving physical therapy. A police report was filed. The vehicle was towed to a Road Side Assistance Services location. The dealer was notified of the failure, but no assistance was provided. The manufacturer was notified of the failure and informed the contact that a Jeep field inspector would perform the inspection of the vehicle and would copy information from the EDR, which could be shared with NHTSA upon request. The contact related the failure to NHTSA Campaign Number:Â 21V873000Â (Air Bags). The vehicle was not diagnosed nor repaired. The failure mileage was unknown.