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1990 Mercedes-Benz 420SEL Repair & Maintenance Costs

A guide to repairs, service, and maintenance costs for your 1990 Mercedes-Benz 420SEL

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The national average repair and maintenance cost for a 1990 Mercedes-Benz 420SEL is between $802 and $980. Repair and maintenance costs vary depending on age, mileage, location and service provider.

Most Common 1990 Mercedes-Benz 420SEL Problems

1990 Mercedes-Benz 420SEL vehicles have 24 reported problems. The most commonly reported 1990 Mercedes-Benz 420SEL problem is: Bad Switch/Blower Motor Resistor Assembly May Cause Inoperative Heater Blower Motor.

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1990 Mercedes-Benz 420SEL Reviews

1990 Mercedes-Benz 420SEL vehicles rate highest in Body and needs improvement in Drive Train
Overall (1 Reviews)
Body, Interior & Misc.
Brakes
Drive Train
Electrical & Lights
Engine
Exhaust & Emissions
Heating & Air Conditioning
Suspension & Steering
Body, Interior & Misc.
Brakes
Drive Train
Electrical & Lights
Engine
Exhaust & Emissions
Heating & Air Conditioning
Suspension & Steering

Most Common 1990 Mercedes-Benz 420SEL Questions

There are 24 related questions for 1990 Mercedes-Benz 420SEL vehicles. RepairPal's professional community answers hundreds of questions each day. Below are the most commonly asked 1990 Mercedes-Benz 420SEL questions.
No car image 94a1663db56199c5353592009e34aaa51078a2469bed068bb8d6f0ba43accf97
Start ok but then black smoke, no acceleration stalling
No car image 94a1663db56199c5353592009e34aaa51078a2469bed068bb8d6f0ba43accf97
My battery keeps running down due to constant static coming from radio car doesn't need to be started nor does key ne...