As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: AT GEAR DOOR RETRACTION A GEAR DOOR DISAGREE MSG APPEARED. NOSE CLOSED MAIN GEAR DID NOT SHOW CLOSED. DECESION MADE TO RETURN TO MIA AIRCRAFT LANDED OVERWIGHT WITHOUT ISSUE, NO EMERENCY DECLARED. MAINTENANCE REPLACED LH MLG TILT ACTUATOR I.A.W. AMM 32-32-13.