As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ORD - LEFT LANDING GEAR FAILED ULTRASOUND INSPECTION OF TRUNNION LEG AS PER MESSIER DOWTY TECHNIQUE A/VT NR 20317/96 (FCD E9-32-002). REPLACED GEAR ASSEMBLY IAW ATR 42 JIC 32-11-00. OPS CHECK AND LEAK CHECK GOOD. AIRCRAFT WAS RETURNED TO SERVICE. (M)