Mercedes-Benz 420SEL service by top-rated mechanics at the convenience of your home or office

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How much does Mercedes-Benz 420SEL repair and maintenance cost?

The cost depends on your car, the type of service, and where you live. Here are estimates for a selection of Mercedes-Benz 420SEL services.

Service Estimate Dealer Estimate Your Savings Location
Service type Wheel Bearings - Passenger Side Front Replacement for 1991 Mercedes-Benz 420SEL V8-4.2L Estimate $196 Dealer Estimate $302 Savings 35.07% Location Denver, CO
Service type Brake Pads - Rear Replacement for 1986 Mercedes-Benz 420SEL V8-4.2L Estimate $137 Dealer Estimate $229 Savings 40.16% Location Denver, CO
Service type Oil Change for 1988 Mercedes-Benz 420SEL V8-4.2L Estimate $94 Dealer Estimate $157 Savings 40.22% Location Denver, CO
Service type Ball Joint Front - Lower Left Replacement for 1989 Mercedes-Benz 420SEL V8-4.2L Estimate $253 Dealer Estimate $396 Savings 36.01% Location Denver, CO
Service type Water Pump Replacement for 1989 Mercedes-Benz 420SEL V8-4.2L Estimate $664 Dealer Estimate $1083 Savings 38.63% Location Denver, CO
Service type Water Pump Replacement for 1991 Mercedes-Benz 420SEL V8-4.2L Estimate $656 Dealer Estimate $1071 Savings 38.70% Location Denver, CO
Service type Car Radiator Replacement for 1987 Mercedes-Benz 420SEL V8-4.2L Estimate $765 Dealer Estimate $1474 Savings 48.05% Location Denver, CO
Service type Alternator Repair for 1991 Mercedes-Benz 420SEL V8-4.2L Estimate $422 Dealer Estimate $804 Savings 47.45% Location Denver, CO

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Meet some of our expert Mercedes-Benz 420SEL mechanics

Deane

Deane

23 Reviews; 7 years of experience
On time, took care of business, noticed a minor leak and fixed it, and diagnosed/explained the screech on my belt was from the cold, so he applied some WD-40 to lube it up. He explained everything and finished up in short order! Awesome!
San Diego, CA
December 17
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Michael

Michael

89 Reviews; 21 years of experience
Came fast and worked efficiently. Showed up early with approval. Diagnosed the problem quickly and easily.
Charlotte, NC
February 15
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Anthony

Anthony

60 Reviews; 7 years of experience
Very well spoken kind and time efficient. Works hard and works good. Great pleasure to have him help.
Fort Worth, TX
May 17
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Fast and easy Mercedes-Benz 420SEL services at your home or office.

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Answers to common Mercedes-Benz 420SEL questions

Q: Car will not start/no fuel - 1989 Mercedes-Benz 420SEL
Answered by David
If you are certain it is the fuel (i.e. you have confirmed good spark at the plugs), start with power to the fuses (fuel pump), then the fuel pump relay to follow the power path to the fuel pump. It's...
Q: Sunroof malfunctioning
Answered by Evan
It is possible that the cable or motor that moves the sunroof are broken or failing. There is also the possibility that there is some debris or object in the track for your sunroof. I would ask for help from...
Q: Ignition key not working - 1987 Mercedes-Benz 420SEL
Answered by Robert
It's quite likely the battery is dead, and all electrical functions are inoperative. All of the locks have mechanical actuators. A certified technician from YourMechanic can replace your battery (https://www.yourmechanic.com/services/battery-replacement) at your home or office and get you on your...
Q: Car running sluggish then dies - 1988 Mercedes-Benz 420SEL
Answered by Robert
Hello. I would check the fuel filter (https://www.yourmechanic.com/services/fuel-filter-replacement) first. If the filter is clogged then this will occur. If the fuel filter is fine then the air flow meter needs to be checked. This is the most common part to...

Fast and easy Mercedes-Benz 420SEL services at your home or office.

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Trusted by thousands of happy car owners



Ben was great. He arrived early, completed the work quickly & cleanly, and was quite amiable. I didn't have to leave my home and got the maintenance completely with ease - 5 stars.



A++ Highly recommended! Bryce was very professional, knowledgeable and punctual. He explained to me in detail exactly what he did and showed me the parts he replaced. I will definitely be booking Bryce for my next appointment.



Milton was great! Called to let me know when he'd be arriving. Very friendly & very thorough with his explanations. Took his time to make sure, double, triple check that everything was running properly. Very pleasant experience!

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