What was found
AIRCRAFT WAS GROUNDED: PILOT REPORTS WHILE AIRBORNE, THERE WAS A DIRTY GYM-SOCK SMELL IN THE COCKPIT, IT WAS EVIDENT THROUGHOUT THE FLIGHT, LOW LEVEL, BUT CONSISTANT, F/A IN AFT GALLEY SMELLED COOLANT/ANTIFREEZE BRIEFLY DURING GROUND OPS BEFORE T/O. MAINTENANCE COMPLETED JOB CARD 26L0001001, 26L00021002, 26L00021004. FOUND ENGINE 1 SOURCE OF ODOR, FOUND GARLOC SEAL LEAKING OFF DEOILER. REMOVED AND REPLACED GARLOC SEAL IAW AMM 72-60-29, OPS AND LEAK CHECK GOOD. NO ODORS AT THIS TIME.