As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FWD SERVICE DOOR LIGHT REMAINED ILLUMINATED AFTER DOOR CLOSED, FOUND JAMNUT LOOSE ON GUIDE ARM AND TIGHTENED REF 52 41 21. NOTED UPPER HINGE LOWER CAMPLATE LOOSE IN FUSELAGE. TIGHTENED UPPER HINGE LOWER CAMPLATE REPLACED DOOR SNUBBER AND ADJUSTED THE GUIDE ARM PER MM'S 52 41 21 52 41 51 AND 52 41 00. OPS CHECK GOOD.