1992 Mercedes-Benz 500SEL Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1992 Mercedes-Benz 500SEL

The engine wiring can degrade because the insulating material falls off leaving the bare wire exposed. This can cause many problems depending on which wires are exposed and what they touch.

A cracked or broken heater core outlet housing can cause a coolant leak near the bulkhead (firewall). Our technicians remind us that coolant leaks should be repaired in order to avoid overheating the engine due to coolant loss.

A coolant leak may develop form the Radiator due to degradation of its plastic components. Replacement of the failed radiator will be necessary.

See More Problems 30

Head light do work when turned on, just the rear light are off

COOLANT MIXING INTO THE OIL-COMPRESSION CHECKS SHOWS NO LEAKS!

I am not sure what happened it went in as it wouldn't go into reverse any more then I get it back & it wouldn't go into Drive or reverse it is a rather expensive repair I paid for the repair & like I said I got it back & the problem got worse should I have to pay for it again ...

See More Questions 19

I own the fabled 500sel w140, it is a smooth ride!

My 1992 SEL 500 is a fantastic car rides and handles super nice.. Gas milige is terible.. but still love my car..I want to put it in storage.. toylex you just cant beat mercedez! so stop trying.

See More Reviews 2