As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUTOTHROTTLE ALLOWS MACH TO INDICATE .02 GREATER THAN SELECTED BEFORE BEGINNING TO REDUCE THROTTLE. EXAMPLE SET TO .76, SPEED WENT TO .785 NEAR REDLINE BEFORE REDUCING. FL 360, TAT -21. WORKED OK ON APPROX FOR HOLDING INDICATED AIRSPEED. ACFT GROUNDED. NO INFLT FAULTS, A/T CURRENT STATUS AND A/T SERVO MOTOR TESTS GOOD. NO HISTORY LAST 60 DAYS PLUS.