As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STABILIZER FAILS TO TRIM NOSE UP & NOSE DOWN. TROUBLESHOOT STAB TRIM MOTOR IAW FIM 27-41 TASK 802 & 803. FOUND FAULTY STAB TRIM MOTOR. REMOVED STAB TRIM MOTOR. INSTALLED SERVICEABLE STAB TRIM MOTOR TAKEN FROM ACFT N276EA. PERFORMED OPERATIONS CHECK OF STAB TRIM MOTOR. OPERATIONS CHECKED NORMAL IAW AMM 27-41-71. GOOD FOR SERVICE.