As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 3397 - ON APPROACH TO DTW, THE NOSE GEAR GREEN LIGHT FAILED TO ILLUMINATE. THE CREW CYCLED THE GEAR AND THE LIGHT ILLUMINATED AFTER 15 SECONDS. MAINTENANCE CLEANED AND LUBED THE NOSE LANDING GEAR MICROSWITCHES. THE GEAR WAS SWUNG SEVERAL TIMES. ALL CHECKS WERE GOOD. (M)