As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAH - FLT 3561 - DURING CLIMB, THE CREW REPORTED SMOKE IN THE AIRCRAFT. THE AIRCRAFT RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE RAM AIR DOOR ACTUATOR ATTACH BOLT, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. (M)