TL* THE CONTACT OWNS A 2006 CHEVROLET TRAILBLAZER. WHILE PARKED, THE CONTACT NOTICED A BURNING SMELL COMING FROM THE FRONT DRIVER'S SIDE DOOR. THE POWER SWITCHES ON THE DOOR ALSO WOULD NOT FUNCTION. THE VEHICLE WAS TAKEN TO THE DEALER FOR A DIAGNOSTIC TEST. THE TECHNICIAN STATED THAT THE MOTOR IN THE POWER UNIT ON THE FRONT DRIVER'S DOOR HAD FAILED. THE VIN WAS NOT AVAILABLE. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 40,000.