1990 Mercedes-Benz 560SEL Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1990 Mercedes-Benz 560SEL
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1990 Mercedes-Benz 560SEL ProblemsValve Stem Seals Wear and Cause Catalytic Converter Failure
Valve stem seals may wear and cause the engine to burn oil. this can contaminate the catalytic converter and cause it to fail.
Power steering hoses and components can develop leaks.
One or more blend door vacuum actuators may fail resulting in the incorrect output temperature from the HVAC system. Failed actuators will require replacement to restore proper HVAC operation.
1990 Mercedes-Benz 560SEL Questionswhat are signs that the manifold gaskets are leaking (1 answer)
In looking over the car I recently bought -- 1990 560SEL with 114,000 miles -- when I had the brakes redone the shop I went to told me they detected leaks in the manifold gaskets. I have no performance issues, not sure I trust the shop who I think thinks I am a little old lady who knows nothing a...
why engine oil can run into my car steering box