As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 3906 ODOR IN CABIN . CORRECTIVE ACTION: C/W B737 NO GO ODI PREVENTION PROGRAM. NO 60 DAY HISTORY ATA 2100/ 2400/ 2500/ 3600. T/S PER B737 FIM 21-00-00-810-806 NO DEFECTS LEAKS OR FUMES NOTED. HYDRAULIC LEVELS AT 93, 93 RAN PACKS FROM HOT TO COLD NO FUMES NOTED. REF LOG 5130624. (5130626).