As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT 682, AD RELATED DURING ROTO TEST OF ENGINE 2 UPPER SKIN, DRAG FITTINGS HOLE#1 WAS FOUND TO HAVE A CRACK IN THE SKIN LAYERS. CRACKS IN THE SKIN LAYER NOTED AT 4:00 POSITION. CORRECTIVE ACTION: REPAIRED WING/ OUTER EING/RHA UPPER SKIN AND FTGS/ CORROSION AND CRACKS. HOLE #1 IAW ER/A 609175-14 AD 8100-9 DATED JUN 08, 2023 (LP 2814733)