Multiple Axle Suspension problems of the 2006 Chrysler Pt Cruiser

The contact owns a 2006 Chrysler Pt Cruiser. The contact stated that two weeks after purchasing her vehicle, the accelerator pedal and steering column began to vibrate. The failure occurred while driving 35 mph. The more she accelerates, the more they vibrate. She took the vehicle back to the dealer and they replaced the front axle. The contact stated that the accelerator pedal and steering column continued to vibrate and the dealer was unable to find any failure. On her next visit to the dealer, she was told that her vehicle was out of warranty and she should have returned sooner. She returned to the dealer four different times for the same failure. The engine size was unknown. The current mileage is 37,263 and failure mileage was 22,000.