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  1. DIY: e39 M5 sudden loss of power past 4k

    E39 M5 and E52 Z8 Discussion
    Hey guys, well the other day I was driving my m5 and realized once I got past about 4k rpms or under heavy acceleration my car seemed to sputter out and slowly creep up in rpms even though I was flooring it. I also would have a hiccup here and there in the lower rpms. the problem has gotten...
  2. Intermittent Red Cog

    E60 M5 and E61 M5 Touring Discussion
    Hey folks, First off, I apologize for making a Red Cog post as this topic has been done to death (and then some) but it's been difficult finding anything that relates closely to my issue. I've gotten a Red Cog twice this month, most recently today while on the freeway. The first time I was...
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