As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAH - FLIGHT 2003 THE CREW REPORTED THAT THE LANDING GEAR WOULD NOT RETRACT. THE AIRCRAFT RETURNED TO IAH. MAINTENANCE INSPECTED THE AIRCRAFT, SERVICED THE NOSE LANDING GEAR, OPERATIONALLY TESTED THE GEAR RETRACTION AND EXTENSION SYSTEM WITH NO DEFECTS NOTED, AND SUCCESSFULLY TEST FLEW THE AIRCRAFT. THE AIRCRAFT WAS SUBSEQUENTLY APPROVED FOR RETURN TO SERVICE.