made a whining sound

  1. T

    Sudden Whine in 1st & 2nd Gear (BMW Z4 E89 23i, Manual) – Need Expert Input

    Hi everyone, I need some help diagnosing a sudden whining noise on my BMW Z4 E89 sDrive23i (N52, manual gearbox). Symptoms: The noise only happens in 1st and 2nd gear Only between 1,000–2,000 rpm Only under acceleration / load Completely disappears above ~2000 rpm Cannot be heard revving the...
  2. Heatheross

    No Oil in Cylinders! No Compression! Help!

    Hello Everyone! I am a brand new member, and I need some help diagnosing an issue with my motor; I do not want to have the same problem again, so your input is greatly appreciated! I have a '99, Z3, 2.5L, Auto. The other morning, my motor would not start; when I had turned the key, it had only...
    • Heatheross
    • Thread
    • cylinders drained of oil made a whining sound no compression oil into cylinders removed coils removed spark plugs would not start
    • Replies: 10
    • Forum: Introduce Yourself!
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