As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ACFT FERRIED INTO MX WITH SQUAWK AND A TENSION CHECK WAS ACCOMPLISHED ON THE THROTTLES. THROTTLE CABLES WERE FOUND EXTREMELY STIFF AND WORN OUT. THROTTLE CABLES WERE REPLACED WITH THROTTLE CONTROL ASSY. REF ENGINEERING LETTER 35121-17741.