As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L1 DOOR IS HARD TO OPEN. GROUNDED - YES. FOLLOWING B737-900 FIM 52-10-00-810-807 PERFORMED FWD ENTRY DOOR INSPECTION, NO DEFECTS NOTED. PERFORMED FWD ENTRY DOOR SYSTEM TEST, TORQUES ARE WITHIN B737-900 AMM 52-11-00 LIMITS. CLEANED AND LUBRICATED UPPER AND LOWER GUIDE PLATE TRACKS REF AMM 12-25-11. FWD ENTRY DOOR OPERATES NORMALLY.