As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SNA - EN ROUTE SNA TO FAT, LANDING GEAR FAILED TO RETRACT ON DEPARTURE. AIRCRAFT DIVERTED TO LAX WITHOUT INCIDENT. AIRCRAFT SUBSEQUENTLY FERRIED TO FAT FOR REPAIRS. MAINTENANCE REMOVED AND REPLACED LANDING GEAR EMERGENCY HYDRAULIC SELECTOR RELEASE VALVE. LANDING GEAR EXTENSION AND RETRACTION NORMAL DURING GEAR SWING. AIRCRAFT RETURNED TO SERVICE. (X)