As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: PILOT REPORTS WITH APU BLEED ON BOTH PACKS RUNNING CABIN ODOR- MOSTLY MID CABIN-ROW 15 AFT GALLEY NO SMELL OR COCKPIT. MAINTENANCE FOUND EVIDENCE OF OIL AROUND THE INTAKE PLENIUM. ***SUPPLEMENTAL INFORMATION: MAINTENANCE REMOVED AND REPLACED APU IAW JOB CARD 26L31049003.*** (CLOSED)