As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: ODOR EVENT REPORTED BY CABIN CREW DESCRIBED AS MUSTY. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT FOR AALA202204187125: MAINTENANCE FOUND THE APU GENERATOR LEAKING OIL AND REPLACED IT PER AMM 24-23-51. ** (CLOSED)