As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: VOMIT SMELL THROUGHOUT AIRCRAFT INTENSIFIED DURING TAKE OFF AND DESCENT. MAINTENANCE FOUND THE APU TO BE LEAKING INTERNALLY AND REPLACED IT PER TASK CARD 26L31049003. A DECONTAMINATION OF THE ENVIRONMENTAL CONTROL SYSTEM WAS ACCOMPLISHED PER TASK CARD 26L00021014. A SASTIFACTORY LEAK / OPERATIONAL CHECK WAS ACCOMPLISHED WITH NO ODORS NOTED.