As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: NOTICEABLE PULSATING PULL TO THE LEFT ON TALE OFF ROLL, AT CRUISE AP ON 1.8 UNITS LEFT, RUDDER TRIM. AT LF 230 310 KIAS L 1.6 AT 4,000FT 250 KIAS L 1.6 THRUST SYMMETRICAL AND ENGINE NORMAL. REPLACED #1 FLIGHT AUGMENTATION COMPUTER AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 22-66-34.