As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BOTH PFD'S DISPLAY IAS ALT ANNUNCIATORS. DURING CLIMB THE LT SIDE IAS ALT LAG BEHIND. DURING DESCENT THE LT SIDE IAS, ALT STAY HIGHER. ONCE LEVEL, THE LT SIDE SLOWLY CATCHES UP TO THE RT SIDE DATA. ALTITUDE WOULD END UP MORE THAN 1,000 FT OFF, AIRSPEED WOULD BE UP TO 80 KTS OFF.