The contact owned a 2009 Chevrolet HHR. The contact stated that a loud popping sound was heard after exiting the vehicle. The contact turned around and saw fire coming from inside the roof of the vehicle. The fire was coming from the rear interior roof light. The contact was able to put out the fire with water. No police report was filed. There was no injury sustained. The dealer and manufacturer were not made aware of the failure. The vehicle was not diagnosed nor repaired. The failure mileage was 145,385. The VIN was unavailable.