What was found
IAH - FLIGHT 2638, THE CREW REPORTED A NOISE COMING FROM UNDER THE CENTER CONSOLE DURING FLIGHT, AND THE CREW SUSPECTED THE NOSE GEAR DOORS TO BE OPEN. THE AIRCRAFT LANDED AT IAH WITHOUT INCIDENT WHERE MAINTENANCE REMOVED AND REPLACED THE NOSE LANDING GEAR DOOR SOLENOID VALVE, OPERATIONALLY CHECKED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.