As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON SHUTDOWN AT GATE WITH APU BLEED AIR ON AIRCRAFT FILLED WITH DIRTY SOCK ODOR. ASSIST CREW WITH ENG RUN USING START CART. DO NOT USE APU BLEED TOMC DEBRIEFED CAPTAIN. CAPTAIN REPORTED THAT HE AND F/O HAD THROAT IRRITATION FROM ODOR. STRONG ODOR WAS REPORTED FROM FORWARD CABIN TO OVER WING EXITS. REPLACED RECIRCULATION FILTERS AFTER ACP OF LEVEL A DECONTAMINATION NO ODORS NOTED.