Quote:
Originally Posted by Effduration
Put the car - Safely - on ramps or jack stands. Get under there with a rag and some engine degreaser. clean everything as best you can. You could remove the alum skid plate for better access*, but I would try not to do this. Once clean, you should be able to see leak after running it for a few days. If not, add some UV dye (from amazon) into the oil and go looking at night with UV light and glasses
*Removing the skid plate is a hassle because you have to hold the nuts while you undo the bolts. They have to be re-torqued properly, and BMW actually says the bolts are one-time use.
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Wow I never knew about the dye. I just looked on Amazon. That’s a great idea. If I can’t find it with the snake light that’s what I’m doing next.