What was found
IAH - FLIGHT 2771, THE CREW REPORTED A LOUD WIND NOISE FROM THE FRONT GEAR DOOR AREA BEGINNING AT CRUISE AT 35,000 FEET. THE AIRCRAFT LANDED AT IAH WITHOUT INCIDENT WHERE MAINTENANCE REMOVED AND REPLACED THE NLG DOOR SEQUENCE PROXIMITY SWITCH, OPERATIONALLY CHECKED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.