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knock or clunk

  1. 2004-2009 Mazda3 Discussion
    I have a 2004 Mazda3 2.3, there is a strange dull knock coming from the engine. it sounds like it is coming from the top by the crankcase. i can not figure out what this noise is and it is a little concerning.:sad 1: The video is one i found and it is the EXACT noise i have. i will take a video...
  2. 2010-2013 Mazda 3 & Skyactiv Suspension & Handling
    I installed my road magnet 1.25" springs last night and now when I go over a bump it sounds like a knock noise coming from the front and back of the driver side. Is that normal right after springs bring installed? Thanks for the help.