As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT THE TERMINATION OF THIS FLIGHT IN CLT THE FLIGHT ATTENDANT STATEDED THERE WERE FUMES IN THE CABIN ON TWO OF THE THREE FLIGHTS PRIOR TO OURS. MAINTENANCE FOUND OIL LEAK AT APU TURBINE AREA. AIRCRAFT WAS GROUNDED. THE APU WAS REPLACED.