As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING DESCENT YELLOW GEAR DOOR OPEN LIGHT STARTED FLICKERING. STAYED ON ONCE GEAR WAS LOWERED, DECLARED EMER. PERFORMED QRH PROCEDURE & LANDED NORMALLY. REPLACED THE S1-89 LG LEVER SWITCH IAW WDM32-61-00. AS A PRECAUTION, ALSO REPLACED D1-29 & D1-30 MLG DOOR OPEN PROXIMITY SWITCHES. THE ACFT WAS GNDED.