What was found
SHIP 199 AT 2,000 FT VECTORING FOR APPROACH GOT PUNGENT SMELL THROUGH AIR CIRCULATION SYSTEM. SMELL OF DIRTY SOCK SMELL QUICKLY DISIPATED BUT BRIEFLY RETURNED ON TAXI IN. AGAIN, QUICKLY DISIPATED. CORRECTIVE ACTION: T/S PER B767-300 FIM 21-00-21. INSPECTED APU AND BLEED DUCT FOR OIL CONTAMINATION. NO EVIDENCE OF OIL NOTED. INSPECTED #1 & #2 ENG NOSE CONE FOR OIL AND PERFORMED GVI FOR EXTERNAL OIL LEAK. NO LEAKS NOTED. PERFORMED HIGH POWER RUN PER B767-300 AMM 71-00. RAN PACKS HOT AND COLD. NO DIRTY SOCK SMELL NOTED. (5005127)