TL* THE CONTACT OWNS A 1999 CHEVROLET TAHOE. THE CONTACT STATED THAT THE PLASTIC UNDER THE IGNITION SWITCH WAS MELTING WITHOUT WARNING. THE CONTACT ALSO STATED THAT THE WIRES BEGAN TO MELT. THE VEHICLE WAS TAKEN TO AN INDEPENDENT DEALER WHERE IT WAS DIAGNOSED THAT THE IGNITION SWITCH ASSEMBLY FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 218,000.