As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN DOOR REQUIRES EXCESSIVE FORCE TO CLOSE. OPENS NORMALLY. : INSPECTED DOOR WITH NO DEFECTS NOTED. FOUND DOOR TOUGH TO CLOSE INTERMITTENTLY, INSPECTED CABIN DOOR ADJUSTMENT AND VERIFIED, WITH NO CHANGES. REMOVED MAIN CABIN DOOR STAIRS AND PANEL, ADJUSTED CABIN DOOR LATCH/LOCK SYSTEM PUSH RODS AS NEEDED. OPS CHECKED AGAIN, DOOR EASIER TO CLOSE. WORK PERFORMED IN REFERENCE TO AMM 52-10-00