As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON APPROACH INTO DTW CREW REPORTED GEAR DISAGREE MESSAGE NOSE GEAR FAILED TO LOWER. A/C LANDED WITHOUT INCIDENT. NO EMERGENCY DECLARED. REMOVED AND REPLACED NLG SELECTOR VALVE IAW AMM 32-33-10. OPS/LEAK CHECKS GOOD & COMPLIED WITH PA 05-018A NO DEFECTS NOTED.