What was found
AIRCRAFT WAS NOT GROUNDED: AFTER PUSH-BACK FLIGHT ATTENDANT REPORTED "CHECK DOOR PRESSURE 4L" MESSAGE. SERVICED 4L DOOR DAMPER CYLINDER PER AMM 52-10-00.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS NOT GROUNDED: AFTER PUSH-BACK FLIGHT ATTENDANT REPORTED "CHECK DOOR PRESSURE 4L" MESSAGE. SERVICED 4L DOOR DAMPER CYLINDER PER AMM 52-10-00.