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Mercedes-Benz S420 Wear in Climate Control Unit Buttons May Cause Climate Control System Failure

 
Mercedes-Benz S420 Problem
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Model Years Affected: 1994, 1995, 1996, 1997, 1998, 1999

Average Mileage: 109,500 mi (100,000 mi - 119,000 mi)

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The climate control system can fail or perform erratically due to internal problems with the climate control button electrical contacts. Replacement of the climate control assembly is commonly required to correct this problem.

  • Visitor, , 119,000 mi

    Wear of buttn to increase temperature on driver side,wear of button to increase/decreaser fan and wear on button to select upper/middle/lower vents

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