The contact owns a 2023 Kia Sportage. The contact stated after his wife stopped at a traffic light, the vehicle accelerated independently and caused to crash the vehicle ahead of them. The contact stated no warning light was illuminated. The air bags did not deploy. The contact stated no one was injured nor sought medical attention. A police report was filed. The vehicle was not drivable. The contact towed the vehicle to the local dealer. The vehicle was not diagnosed or repaired. The manufacturer had not been informed of the failure. The failure mileage was approximately 50.