As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STAB CH 1 INOP STATUS MESSAGE OCCURRED; WAS RESETTABLE, BUT REOCCURRED. STAB TRIM CAUTION AND MACH TRIM CAUTION ALSO OCCURRED AFTER RESETTING CHANNEL 1; ALSO RESETTABLE.REMOVED AND REPLACED HSTA AND MCU IAW CRJ MM 27-42-01. OPS CHECK GOOD. P/N: 7062-3 S/N OFF: 736 S/N ON: 1004