As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STAB TRIM RUNAWAY ON APPROACH / INTERROGATED MDC FOUND B1 CODE 007955 UNDER DIRECTION FROM MOC AND TROUBLESHOOTING IAW FIM 27-42-07-810-809-A01. REMOVED AND REPLACED MCU IAW AMM 27-42-07-000/400-801-A01. OPS CHECKS GOOD. MCU REMOVED PN 7074-5 SN 1002