Oct 22, 1989
Accident
Substantial MASCOUTAH, IL
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
AN UNDETERMINED POWERPLANT PROBLEM, WHICH RESULTED IN A SEVERE VIBRATION. THE SOFT/UNEVEN TERRAIN WAS CONSIDERED TO BE A CONTRIBUTING FACTOR.
NTSB CHI90LA017