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Mercedes-Benz S320 Bad Switch/Blower Motor Resistor Assembly May Cause Inoperative Heater Blower Motor

 
Mercedes-Benz S320 Problem
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Model Years Affected: 1994, 1995, 1996, 1997, 1998, 1999

Average Mileage: 70,500 mi (40,000 mi - 101,000 mi)

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Other than a defective motor, a bad switch or blower motor resistor assembly can cause an inoperative heater blower motor.

  • Visitor, , 101,000 mi

    Blower speeds increase from 1 thru 4 after that the blower diaplay indicates speeds 5, 6, and 7 but the actual fan speed does increase.

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