As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: CREW NOTICED STRONG WET SUCK ODOR BEGAN AT 9000K ON DESCENT FROM REAR TO FRONT. *REMOVED AND REPLACED LEFT HAND (AALA202601307475) AND RIGHT HAND (AALA202602038634) HEAT EXCHANGERS, PER JOB CARD 72L00021001. REMOVED AND REPLACED RIGHT HAND ACM-AIR CYCLE MACHINE (AALA202602036015), PER AMM 21-52-02.