As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE THE STAB TRIM CAUTION MESSAGE ILLUMINATED. THE CREW SUCCESSFULLY RE-ENGAGED THE SYSTEM AND CONTINUED TO DTW. MAINTENANCE REMOVED & REPLACED THE CAPTAIN'S PITCH TRIM DISCONNECT SWITCH IAW CRJ200 AMM 27-41-30-000(400)-802. OPERATIONAL CHECKS WERE GOOD. A SATISFACTORY OPERATIONAL CHECK FLIGHT WAS PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.