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2004 Mercedes-Benz S430 4MATIC Question: 2004 s430 4matic noisy engine Help?

 

Question

rauto, Staten Island, NY, February 09, 2011, 18:00
 Rookie

have A 2004 S430 4matic It has Noisy Engine Like Knock Sound
Is That Common For This Car?

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  • Answer #1

    overbys from Overbys Inc, February 10, 2011, 06:03
     Master

    engine knocking is not common and almost always indicates
    something wrong. find an MB specialty repair shop ASAP.

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  • Answer #2

    Visitor, March 27, 2011, 20:24

    I had a MB430 and the same problem. I lucked out as it was just the serpentine belt tensioner taking a dive. Good Luck!
    Lance

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