TL* THE CONTACT OWNS A 2008 GMC SIERRA 1500. THE CONTACT STATED THAT THERE HAD BEEN A BURNING ODOR EMITTING FROM WITHIN THE CABIN OF THE VEHICLE. THEN SUDDENLY THE HEATING SYSTEM FAILED WITHOUT WARNING. THE CONTACT TOOK THE VEHICLE TO A CERTIFIED MECHANIC WHO STATED THAT THE HEATER WIRES THAT HAD A CONNECTOR THAT HAD BURNED THE WIRES ON BOTH ENDS OF THE CONNECTOR. THE RELAY OR THE BOIL MOTOR HAD TO BE REPLACED. THE CONTACT SPOKE WITH THE DEALER (MOORE BUICK GMC 2445 N MARINE BLVD, JACKSONVILLE, NC 28546, (910) 455-1414) WHO REPAIRED THE VEHICLE BY REPLACING THE TWO WIRES. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 131,000.