As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - WHEN AIRCRAFT WAS MAKING A TURN OF FIFTEEN DEGREES THE CAPTAINS ATTITUDE INDICATOR FLUCTUATED WILDLY CAUSING THE AUTO PILOT AND AUTO THROTTLES TO DISENGAGE. RETURNED DFW WITHOUT INCIDENT. REMOVED AND REPLACED ALL THREE GYROS. SYSTEM GROUND CHECKED NORMAL OPERATION.