As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FLIGHT ATTENDANT REPORTED L2 DOOR WAS DIFFICULT TO OPEN. GROUNDED - YES. PERFORMED OPERATIONAL CHECK OF L-2 DOOR NO DEFECTS NOTED DOOR OPERATES NORMAL C/W OPS CK OF R-2 DOOR BOTH DOOR OPERATE SAME A/C OK FOR SERVICE REF B737-9 AMM 52-13-00.