As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DTW - FLT 566 - WITH AUTO-PILOT ENGAGED, YOKE FLUTTERS BACK AND FORTH. FOUND NR 2 AIR DATA COMPUTER OUTPUTS BAD. REFERENCE MRR GTIA9700255 FOR REMOVAL AND REPLACEMENT OF NR 2 AIR DATA COMPUTER. SYSTEM OPS CHECK GOOD IAW DC-9 MM CHAPTER 22-10-0. (M)