As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT NOT GROUNDED: AFTER PUSHBACK FROM GATE #1 FLIGHT ATTENDANT CALLED WITH A MESSAGE ON HIS CIDS PANEL "CHECK CABIN PRESSURE" ON DOOR 1L. REPLACED FILLING VALVE ON L1 DOOR DAMPER IAW AMM 52-10-00-610-003-A. SERVICED IAW AMM 52-10-00-614-001-A.