Horn Assembly Problems of Mercedes Benz 320

: the contact stated the rear windows failed to operate without warning. The vehicle was taken to the dealership, where it was determined the window regulator fractured. The window regulators were replaced. The blower motor was replaced. Updated 01/16/07. The consumer discovered the reason why the windows fail as they do, is because they aren't used frequently. The clock was losing time, the stop light switch was defective and ultimately replaced. The horn was replaced, transmission fluid was leaking. The air mass senor was replaced, the coolant light illuminated, the consumer had trouble shifting the gear into reverse, the a/c was blowing hot air, the throttle valve was replaced, the consumer stated the engine had a loud valve train noise. Updated 03/02/07.

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The consumer stated that on rainy days the visibility would become difficult. There was a failure in computer chips, the problem persisted with the poor visibility of the windshield, horn failure, interior and exterior light failure, stalling, catalytic converter rattling, inoperative washer jets, broken glove box, noise in the rear of the vehicle, faulty fuel pump, loud whining noise form under the seat, and a whirring noise was coming from the center vents.

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Without application windshield wipers/ warning: hazard lights/turn signals, and horn come on. Also, when turning engine off trunk opens. Dealer has seen vehicle 4 times and can't fix problems.