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  1. Strange shifting sound (shriek) while shifting aggressively

    E39 M5 and E52 Z8 Discussion
    Hello M5board. I'm getting this very high pitch shrieking sound every time I upshift relatively quick or aggressively (not necessarily powershifting, but it does it too when powershifting). It sounds quite louder with the windows down (not surprising). The 'shriek' only last a couple of...
  2. Intermittent start up squeal: starter dying?

    E39 M5 and E52 Z8 Discussion
    Did some searching on "start up squeal" and "starter squeal" and the discussions were inconclusive. I'm at about 67k miles, and sometimes I hear a squeal at start up. Not tied to cold starts, either. It's a more mechanical squeal sound, vs. just a belt screech, and seems to coincide with what...