As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LOUD WIND/AIR NOISE IN THE RIGHT REAR OF THE CABIN. STARTED ABOVE FL 280. NOISE WENT AWAY BELOW 14,000 FT. REPEAT WRITE UP(M2B). REPLACED TEMP SENSORS 135HF AND 136HF TURBINE INLET AND OUTLET SENSORS. REPLACED TEMP BYPASS VALVE 120HF. ALL OPS/LEAK CHK GOOD PER F-2000 MM 21-601. NO DEFECT NOTED.