As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF, NOSE GEAR FAILED TO RETRACT. FLEW EXTENDED DOWN WIND TO BURN FUEL. LANDED AT MIA WITHOUT INCIDENT. REPLACED NOSE GEAR INNER CYLINDER. ACCOMPLISHED NOSE LANDING AND DOORS CHECK. CHECK FLIGHT COMPLETED. SYSTEM GROUND CHECKED NORMAL OPERATION.