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Mercedes-Benz S500 Problems

Poor idle quality due to oil feed tubes falling into crankcase on Mercedes-Benz S500

Problem Description and Possible Solution

Oil feed tubes break and fall into the crankcase (engine) and the tappet becomes noisy (ticking), resulting in degraded idle quality. Our technicians recommend replacing all of the tubes at the same time, broken or not.
(6 people reported this problem)

Mercedes-Benz S500 Vehicles With This Problem

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Average mileage: (–)
6 model years affected: 1994, 1995, 1996, 1997, more1998, 1999
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