What was found
AT FL 340 STAB TRIM & MACH TRIM CAUTION MESSAGE ILLUMINATED IN FLIGHT. REMOVED AND REPLACED COPILOT'S TRIM DISCONNECT SWITCH. OPERATIONAL CHECK GOOD. WORK CONDUCTED IAW CRJ 200 MM CHAPTER 27-41-30.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AT FL 340 STAB TRIM & MACH TRIM CAUTION MESSAGE ILLUMINATED IN FLIGHT. REMOVED AND REPLACED COPILOT'S TRIM DISCONNECT SWITCH. OPERATIONAL CHECK GOOD. WORK CONDUCTED IAW CRJ 200 MM CHAPTER 27-41-30.