1998 Mercedes-Benz S420 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1998 Mercedes-Benz S420

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1998 Mercedes-Benz S420 Problems

Transmission Oil Seals May Leak on High Mileage Vehicles

High mileage vehicles may develop a leak from one or more of the transmission oil seals.

Bad Switch/Blower Motor Resistor Assembly May Cause Inoperative Heater Blower Motor

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

Poor AC Performance Due to Refrigerant Loss

A refrigerant leak may develop from one or more of the following AC components: AC compressor, hose manifold for the compressor, or the evaporator core. The loss of refrigerant can cause poor AC performance. Our technicians tell us that proper leak diagnoses should be performed in order to determine the cause of any refrigerant loss.

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1998 Mercedes-Benz S420 Reviews

Rated
based on 1 customer reviews
OVERALL, THIS IS ONE OF THE BEST HANDLING CARS THAT I'VE EVER OWNED. I'VE OWNED A Z-28 CAMARO, A VOLVO, A LEXUS AND ABOUT 7 TOYOTA SUVs. THE BRAKING IS INCREDIBLE AND THE DRIVE IS LIKE BUTTER. WHAT DRIVES ME NUTS IS THE GASOLINE SMELL IN THE COMPARTMENT PRESUMABLY FROM THE NEW CATALYTIC CONVERTERS WE JUST INSTALLED (FOR THE 2ND TIME). THE STEERING WHEEL PUMP HAS HAD TO BE REPLACED (ALSO FOR ...

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