As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO DFW DUE TO THE GEAR WOULD NOT RETRACT WHEN THE GEAR HANDLE IS PLACED IN THE UP POSITION. THE AIRCRAFT LANDED SAFELY WITHOUT FURTHER INCIDENT AND TAXIED TO THE GATE UNDER ITS OWN POWER. . **SUPPLEMENTAL REPORT FOR AALA202312141233: MAINTENANCE FOUND THE NOSE LANDING GEAR SEL;ECTOR VALVE BAD AND REPLACED IT. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED. ** (CLOSED)