As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
A STRONG NOISE FELT DURING DESCEND IN THE AFT PART OF THE FUSELAGE. UPON INSPECTION FOUND HYDRAULIC RESERVOIR FILL ACCESS DOOR MISSING IAW AMM 52-49-12/401. REMOVED AND REPLACED HYDRAULIC RESERVOIR FILL ACCESS DOOR. OPS CHECK NORMAL, P/N 149T7611-9.