As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: DURING DESCENT BELOW 10,000 MSL WITH IDLE POWER STRONG DIRTY SOCK ODOR NOTICED. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT FOR AALA202303079771: REPLACED APU PER TASK CARD 26L31049003** (CLOSED)