As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: WHILE TROUBLESHOOTING A SQUEAL AT ROW 13 REPORTED BY THE FLIGHT ATTENDANTS MAINTENANCE FOUND THE LEFT OVER WING SLIDE DOOR WAS PARTIALLY OPENED AND THE SLIDE HAD PATRIALLY DEPLOYED BUT WAS NOT INFLATED WHICH WAS DETERMINED TO BE THE CAUSE OF THE SQUEAL REPORTED - MAINTENANCE REPLACED THE SLIDE ASSEMBLY PER TJOB CARD 26L20025014