As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DLH - FLT 3511 - SERIOUS NOXIOUS ODOR THROUGH AIRCRAFT, DEPLANED PASSENGERS, OPEN DOORS TO ALLOW FUMES TO LEAVE. MAINTENANCE REPLACED LINE, FOUND SMALL PIN HOLES ON BEND CREATING HYD MIST IN BAY AND CABIN IAW AMM BLEED YELLOW HYD SYSTEM, PRESSURIZED AND OPS CHECK GOOD. NO LEAKS OR MIST, CLEANTED HYD BAY OF RESIDUAL FLUID. (M)