As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF LOUD AIR NOISE COMING FROM DOOR 1L LOOKED LIKE LOW ER HINGE COVER WAS OUT TALKED TO INBOUND CREW, FOUND THAT DOOR 1L AT LOWER HINGE COVER OF LOWER GUIDE ARM STUCK ON INSIDE OF DOOR BUSTLE AREA. RELIEVED STUCK AREA OF HINGE SEAL BRAKET AREA AND SEAL AREA SEALED NORMALLY. PRESSURIZED AIRCRAFT, WITH NO LEAKAGE OR DIFFERENTIAL PRESSURE. CHANGES NOTED, ALL NORMAL.