TL*THE CONTACT OWNS A 2005 CHEVROLET COLORADO. WHILE DRIVING APPROXIMATELY 20 MPH ON NORMAL ROAD CONDITIONS, THE AIR CONDITIONER SYSTEM WAS ACTIVATED; HOWEVER, WITHOUT WARNING IT FAILED TO OPERATE NORMALLY. THE DRIVER OBSERVED UNDERNEATH THE FRONT PASSENGER DASHBOARD THAT THE AIR CONDITIONER WIRING MELTED. THE VEHICLE HAS NOT BEEN REPAIRED. THE CONTACT IS AWARE OF THE SAFETY RISK INVOLVED. THE FAILURE AND CURRENT MILEAGES WERE 48,000.