As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CAPTAIN REPORTED THAT DURING CONTROL SURFACES TEST, THE PITCH CONTROL VERY LOOSE. THE ACFT WAS SENT TO HANGAR & MX PERFORMED REVISION TO CABLES, SPRINGS & BARS IAW FIM 27-31 TASK 810 & THE ELEVATOR FEEL & CENTERING UNIT WAS REPLACED IAW AMM 27-31-61, TESTED CORRECT.