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  1. M

    Belated hello

    Didn't see this forum previously so rudely my first post was a plea for help :doh: Now I've found it, hello! Bought an R170 SLK 230 a couple of weeks ago and enjoying it so far!
  3. M

    R170 SLK 230 Strange 'pumping' type noise

    Hi all, Got an SLK 230 a week ago and haven't driven very much. When I have, have started to notice a weird noise. Doesn't happen until warmed up - probably 3 minutes of running. Touch the accelerator and RPM goes over 1200 - 1500 - there's a sort of 'pump' noise from the engine bay...
    • mattarazi
    • Thread
    • 230 noise pump noise pumping r170 slk strange type
    • Replies: 13
    • Forum: Engine
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