As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 471, LGA-FLL, F4 REPORTED ODOR EVENT BELOW 10000 FT DECENDING INTO FLL DESCRIBED AS METALLIC CHEMICAL ODOR AND FEELING LIGHT HEADED AND HAVING A HEADACHE.; COMPLIED WITH INFO-NOTICE 2017-T015 M . IDENTIFIED SOURCE OF ODOR TO APU FCU FUEL DRIP FROM DRAIN PORT ( REF LP/ 4357578-2 ) . PERFORMED LVL A ELS DECON . CABIN AIR QUALITY CK GOOD ."