As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MKE-PIT - FLT 1845 - AFTER ARRIVAL IN PIT, THE FLIGHT ATTENDANTS REPORTED SMELLING FUMES, THE ODOR OF FUEL AND EXHAUST DURING FLIGHT. MAINTENANCE RAN THE ENGINES AND THE APU TO CHECK FOR FUEL LEAKS. NO LEAKS WERE FOUND. THE ACM OIL LEVELS CHECKED NORMAL. BOTH AIR CONDITIONING PACKS WERE OPERATED AND NO UNUSUAL ODORS NOTED. BOTH WATER SEPARATORS WERE REPLACED AS A PRECAUTION. (M)