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thrumming

  1. 2008 520d Thrumming on tickover

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hello This may or may not be a regular problem for 520d owners, I'm not sure. Has anybody else had this annoying problem? If you have, how was it resolved. The annoying thrumming only happens on tickover and goes as soon as you touch the throttle, no other known issues on the car, no...
  2. 2003 E46 330Ci Convertible - Cyclical thrumming noise at speed

    BMW 3 Series Forum - Technical Talk on the BMW E46
    Hi there. I am a new forum member but a BMW veteran (on my 5th). I have recently acquired a 330Ci Convertible '53 plate with 52k genuine miles. At speeds above 40mph a pulsating noise occurs, rather like that awful noise you get when you drive over concreted motorways. It isn't induction and I...
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