What was found
NOTICEABLE WHISTLE IN COCKPIT WHEN BETWEEN 6000 AND 8000 FEET. REPLACED COCKPIT WINDSHIELD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
NOTICEABLE WHISTLE IN COCKPIT WHEN BETWEEN 6000 AND 8000 FEET. REPLACED COCKPIT WINDSHIELD.