Severe vibration while driving from 32 up to 45 mph. vehicle been in/out of dealer shop on 6-7 occasions, and was unable to correct problem. *ak gas pedal was clicking, dealer replaced throttle valve control. consumer complained of a noise under the hood, dealer replaced the catalytic converter. dome light bulb was replaced. windshield blade was worn, dealer replaced. serpentine belt was causing a squealing sound, dealer replaced. dealer has repaired brakes and muffler thinking these 2 components could be related to vibration, however neither were the cause of the vibration. *slc