As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN MLG WAS EXTENDED NO LEFT GEAR OR DOOR UNLATCHED LIGHTS NOTED.PERFORMED ABNORMAL PROCEDURE PER ATI COM, NO HELP. AFTER SEVERAL GEAR CYCLES ALL LIGHTS INDICATED NORMALLY. CREW LANDED WITHOUT INCIDENT IN KTOL.UPON INSEPCTION MAINTENANCE NOTED L/H MLG DOWNLATCH SWITCH CONDITION DETERIORATED AND REPLACED THIS COMPONENT. MAINTENANCE PERFORMED CHECK AND ALL INDICATIONS WERE WITHIN LIMITS. ALL WORK COMPLETED PER APPLICABLE MANUALS AND AIRCRAFT RETURNED TO SERVICE.