As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED- PASSING 10000’ FEET A LOUD HUMMING NOISE AND STRONG VIBRATION FROM THE COCKPIT THROUGH ROW 7 , CAB RATE WAS SHOWING ZERO AS WE WERE CLIMBING OUT AN AIR RETURN WAS MADE TO BCT DUE TO THE ISSUE. CORR ACTION- MX FOUND WET RTV FWD OF STARLINK WIFI ANTENNA. RTV 230 SEALANT WAS APPLIED.