As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 2931 - ON APPROACH TO GPZ, THE NOSE GEAR GREEN LGIHT FAILED TO ILLUMINATE AFTER GEAR EXTENSION. THE CREW CYCLED THE GEAR UNTIL THE LIGHT ILLUMINATED. MAINTENANCE CLEANED, DRIED AND LUBED THE DOWN POSITION SWITCHES. ALL CHECKS SATISFACTORY. (M)