What was found
STL - FLT 7442 - LEFT ENGINE VIBRATION. MAINTENANCE REPLACED LEFT ENGINE STARTER GENERATOR. GROUND RUNS REVEALED NORMAL OPERATION. NO FURTHER VIBRATION NOTED. (Z)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
STL - FLT 7442 - LEFT ENGINE VIBRATION. MAINTENANCE REPLACED LEFT ENGINE STARTER GENERATOR. GROUND RUNS REVEALED NORMAL OPERATION. NO FURTHER VIBRATION NOTED. (Z)