As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAH FLIGHT 3907. THE CREW REPORTED AN ELECTRICAL SMOKE ODOR IN THE FORWARD CABIN. MAINTENANCE REMOVED AND REPLACED THE CABIN LIGHT CONTROL MODULE, OPERATIONALLY TESTED WITH NO DEFECTS NOTED AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.