Sounds like a relay clacking at a high uneven rate of approx 10 x per second, but only from a cold start then it stops after a few minutes. Is this a common problem? I.

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85 300D turbo pristine w 157k when purchased 167,870 July 2025
83 300 D turbo 297K runs great. SOLD!
83 240D 4 spd manual- parted out then junked