Mercedes-Benz S420 Repair & Maintenance Costs
A guide to repairs, service, and maintenance costs for your Mercedes-Benz S420
The annual maintenance cost of a Mercedes-Benz S420 is $868. Repair and maintenance costs vary depending on age, mileage, location and shop.
Most Common Mercedes-Benz S420 Problems
Mercedes-Benz S420 vehicles have 33 reported problems.The most commonly reported Mercedes-Benz S420 problem is: Closing Assist/Door Lock Issues Due to Pneumatic System Problems
Problems with the pneumatic system can cause closing assist and door lock issues.
A faulty mass air flow (maf) sensor can cause erratic/rough engine operation and fuel economy issues. since this...
Mercedes-Benz S420 Repairs and Prices
Mercedes-Benz S420
AC Evaporator Replacement
$5,465 - $7,161
Mercedes-Benz S420
Camshaft Position Sensor Replacement
$160 - $377
Mercedes-Benz S420
Coolant Change
$277 - $313
Mercedes-Benz S420
Fuel Injector Replacement
$2,159 - $2,310
Mercedes-Benz S420
Thermostat Replacement
$471 - $560
Mercedes-Benz S420
Fuel Level Sending Unit Replacement
$827 - $898
Mercedes-Benz S420
Body Control System Diagnosis & Testing
$61 - $90
Mercedes-Benz S420
Brake Pad Replacement
$247 - $311
Mercedes-Benz S420
Exhaust Manifold Gasket Replacement
$663 - $972
Mercedes-Benz S420
Axle Shaft Seal Replacement
$617 - $893
Find a Certified Mechanic
Find a high quality auto repair shop or dealer near you
Above Average
The Mercedes-Benz Reliability Rating is 3.0 out of 5.0, which ranks it 27th out of 32 for all car brands. This rating is based on an average across 345 unique models. The average annual repair cost for a Mercedes-Benz is $908, which means it has average ownership costs. The other factors that contribute to Mercedes-Benz reliability include an average of 0.7 visits to a repair shop per year and a 13% probability of a repair being severe.
Most Common Mercedes-Benz S420 Questions
There are 183 related questions for Mercedes-Benz S420 vehicles. RepairPal's professional community answers hundreds of questions each day. Below are the most commonly asked Mercedes-Benz S420 questions.
I had been driving a 1999 mecedes s420 and it stop going forward - it will go in reverse.
Blinkers an hazards not working? where’s the flasher hazard relay located?
Mercedes-Benz Recalls
Mercedes-Benz S420 vehicles have0known recent recalls.
The Mercedes-Benz has5 known total recalls.
The most common Mercedes-Benz can be viewed below.
Not your car? Find reviews for your car now