The contact owns a 2008 GMC Acadia. The contact stated that while her daughter-in-law was driving at an undisclosed speed, the vehicle made a popping sound, and then the fuse box near the passenger's side headlight caught fire. No warning light was illuminated. The contact's daughter-in-law was able to exit the vehicle. There were no injuries, and medical attention was not received. Bystanders called the police and fire departments. The fire department arrived and extinguished the fire. Police and fire department reports were filed. The fire chief informed the contact that the fire was caused by an electrical malfunction. The vehicle was towed to the residence and had not yet been deemed totaled by the insurance company. The manufacturer was not made aware of the failure. The failure mileage was approximately 150,000.