What was found
IAH - FLIGHT 4328, THE CREW REPORTED CEILING LIGHT SMOKE SMELL 1A & 2A. THE AIRCRAFT LANDED AT IAH WITHOUT INCIDENT WHERE MAINTENANCE INSPECTED THE AIRCRAFT AND PLACED THE AFFECTED CEILING LIGHT ON MEL 33-20-00-2, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. ON 03/10/20 IAH MAINTENANCE REMOVED AND REPLACED THE AFFECTED LIGHT ASSY, OPERATIONALLY TESTED WITH NO DEFECTS. THE MEL WAS REMOVED AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.