The contact owns a 2023 Kia Telluride. The contact stated while driving at an undisclosed speed, she was flagged down by another driver who informed her that there was a fire near the rear exterior of the vehicle. The contact merged to the shoulder of the road and discovered that the fire had extinguished on its own. No warning lights were illuminated. A fire and police report was not filed. No injuries were reported. The vehicle was towed to the dealer, where the inspection was being performed. The was not repaired. The manufacturer was made aware of the failure and a case was filed. The failure mileage was approximately 20,000. The VIN was not available.