As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT UPPER SIDE OF CONTROL YOKE ROLLER IS DISENGAGING FROM SUPPORT GUIDE WHEN SIDE PRESSURE IS APPLIED TO YOKE. CESSNA HAS FOUND THAT THE CONTROL YOKES IN ARE NOT WELDED CORRECTLY. REPLACED YOKE AND LEFT GUIDE SUPPORT, OPS CHECKS NORMAL.