As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INTERCOSTAL LOCATED BETWEEN FS 654.50 AND FS 672.00 AT STGR. 4L, COMMON TO APU INTAKE DOOR ACTUATOR IS CRACKED ON FWD END. (MARKED) CAMP# 28777931 (C-CHECK RO 9/24/2024) REMOVED AND INSTALLED NEW INTERCOSTAL BETWEEN F/S 654.5 AND F/S 672 AT STRG 4L COMMON TO APU INTAKE DOOR IAW CRJ 200 SRM 51-42-06 AND DWG 601R35210 REV M. COMPLETED SKYWEST TASK CARD 51-900-1003-SKY.