As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAKEOFF AND AFTER GEAR RETRACTION, CREW HEARD LOUD NOISE. NOSE LANDING GEAR DOOR LIGHT DID NOT EXTINGUISH. FLIGHT DECK CREW PERFORMED COM PROCEDURE AND RETURNED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED BROKEN SYNCHRONIZING ROD ON NOSE LANDING GEAR DOOR. OPERATIONAL CHECK OK.