As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDIS 620 71-10 2746611 04DEC21 CLT CLOSE EXTREME VIBRATION ON #1 ENGINE IN FLT @ 3000 FT. 00 FACT 04DEC21 15:42 CLT FOUND #1 ENGINE OIL DOOR OPEN AND AIR START VALVE DOOR OPEN AND COWL DAMAGED. R+R #1 LOWER COWL IAW 71-12-01-000-802A AND 71-12-01-400-802A