The contact owns a 2018 Mercedes-Benz GLE 350. The contact stated that while the vehicle was parked in a pharmacy parking lot with the hold feature engaged, the driver released the brake pedal. Immediately afterward, the vehicle suddenly accelerated forward approximately 75 feet. The driver attempted to stop the vehicle by depressing the brake pedal; however, the brakes failed to respond. The vehicle continued moving, went over a curb, into a ditch, up a hill, and through a cement block wall before coming to an abrupt stop 5 feet from a house. The driver sustained arm and shoulder injuries, including emotional trauma, and was transported by ambulance to a hospital for medical treatment. The air bags deployed during the crash. There was no reported fire. A police report was filed, and the vehicle was towed to a tow lot. The driver attempted to contact a local dealer but did not receive a response. The vehicle has not yet been diagnosed or repaired. The manufacturer was contacted, but no assistance was provided. The failure mileage was approximately 91,000.