As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DEN - FLIGHT 5862 THE CREW REPORTED LANDING GEAR AURAL WARNING IN FLIGHT AT 13,000 FEET WITH NO OTHER INDICATIONS. THE AIRCRAFT LANDED AT DEN WITHOUT INCIDENT WHERE MAINTENANCE OPERATIONALLY TESTED THE LANDING GEAR WARNING SYSTEM WITH NO DEFECTS NOTED AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.