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Mercedes-Benz 560SEC Problems

Catalytic Converter Failure Due to Engine Burning Oil on Mercedes-Benz 560SEC

Problem Description and Possible Solution

Valve stem seals may wear and cause the engine to burn oil. this can contaminate the catalytic converter and cause it to fail.

(3 people reported this problem)

Mercedes-Benz 560SEC Vehicles With This Problem

RepairPal Verified
Average mileage: 237,598 (237,598–237,598)
2 model years affected: 1990, 1991
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Brake problem? Or maybe a faulty head gasket cylinder?
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