What was found
DCA - PILOT REPORTED THE LEFT AFT SERVICE DOOR WAS DIFFICULT TO OPEN. MAINTENANCE APPLIED LUBRICANT TO DOOR TRACK. DOOR OPENS NORMALLY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DCA - PILOT REPORTED THE LEFT AFT SERVICE DOOR WAS DIFFICULT TO OPEN. MAINTENANCE APPLIED LUBRICANT TO DOOR TRACK. DOOR OPENS NORMALLY.