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tappy or clicking

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    tappy/clicking ml420 cdi normal?

    Hi. I've just part exchanged my 2004 clk55 for the above. It was kind of a spur if the moment thing that I'm not sure if I'm regretting. I read loads of good reviews on ml420's and went to look at one and ended up driving it home. Is it normal to have a slight tapping noise coming from the...
    • Pittnathan
    • Thread
    • cdi ml420 normal tappy or clicking
    • Replies: 9
    • Forum: Engine
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