As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAX - INFLIGHT T13956 SNA TO STL. UNABLE TO RETRACT NOSE LANDING GEAR. FLIGHT CREW CYCLED GEAR THREE TIMES AND NOSE GEAR DID NOT RETRACT, RED LIGHT WAS ON. LANDED LAX WITHOUT INCIDENT. LANDING WEIGHT WITHIN LIMITS. PERFORMED BITE TEST ON NOSE GEAR UPLOCK PSEU. NO FAULTS NOTED. REMOVED AND REPLACED NOSE GEAR BUNGEE ACTUATOR. SYSTEM GROUND CHECKED NORMAL OPERATION.