As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: DURING SCHEDULED TIME CHANGE OF THE LEFT HAND FORWARD ESCAPE SLIDE THE REPLACEMENT SLIDE WAS FOUND TO BE BAD FROM STOCK. MAINTENANCE RETURNED THE DEFECTIVE SLIDE AND REINSTALLED THE ORIGINAL SLIDE PER AMM 25-62-44.