2004 Mercedes-Benz S500 4MATIC Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2004 Mercedes-Benz S500 4MATIC
2004 Mercedes-Benz S500 4MATIC Problems
The door for the vanity mirror (or the frame for the door) can break; due to a redesign, the mirror "cassette" will need replacement.
The center console armrest can break. Replacement is commonly the recommended repair.
The relay which turns the airmatic suspension pump on may fail causing the pump to run continuously. This can result in failure of the pump motor or a dead battery as the pump motor will continue to run after the car is turned off. Also, Worn airmatic pump mount bushings can causes noises in the front axle while driving on bumpy roads or a buzzing noise while the pump is running.