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Mercedes-Benz 420SEL Repair & Maintenance Costs

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

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$891
Annual Repair Cost
on average
The annual maintenance cost of a Mercedes-Benz 420SEL is $891. Repair and maintenance costs vary depending on age, mileage, location and shop.

Most Common Mercedes-Benz 420SEL Problems

Mercedes-Benz 420SEL vehicles have 24 reported problems.The most commonly reported Mercedes-Benz 420SEL problem is: 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 m...
It is not uncommon for the idle air compensator to get stuck in one position, resulting in the engine idle speed (rp...

Mercedes-Benz 420SEL Repair Costs

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Mercedes-Benz 420SEL Reviews

Mercedes-Benz 420SEL vehicles rate highest in Body and needs improvement in Drive Train
Mercedes-Benz 420SEL (3 Reviews)
Body
Brakes
Drive Train
Electrical
Engine
Exhaust
Heating
Suspension

Most Common Mercedes-Benz 420SEL Questions

There are 121 related questions for Mercedes-Benz 420SEL vehicles. RepairPal's professional community answers hundreds of questions each day. Below are the most commonly asked Mercedes-Benz 420SEL questions.
Both rear windows work fine. sun roof also not working.
Timing chain broke after an oil change. the chain broke when i was attempting to start the vehicle immediately after ...
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