The contact owns a 2017 Heartland Wilderness RV. The contact stated that the exterior LED lights caught on fire after being left on for an extended period. Neighbors alerted the owner, who discovered flames coming from the passenger’s side light assembly. The driver’s side assembly was melted. The owner disconnected the battery, and a bystander extinguished the fire with water. There was no injury sustained. The Fire Department was not notified of the issue. The contact stated that pictures of the damage were taken, and the damaged assembly was removed. The manufacturer was unreachable. The contact discovered an open recall, NHTSA Campaign Number: 16V566000 (Exterior Lighting and Electrical System); but was not notified of the recall. The vehicle was not repaired. The failure mileage was unknown.