BMW 135i & 335i - Serpentine Belt Issues with Fix! (N54)
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Having problems with your serpentine belt on your N54? I was too, until I finally figured out the cause. Check out a few of the most common culprits.
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BMW 135i & 335i - Serpentine Belt Issues with Fix! (N54)
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n54 Archives, Page 3 of 3
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DON'T let this happen to your BMW N54! Serpentine belt failure on the 335xi, looking at the damage!
DIY: Shredded / Broken Serpentine Belt Repair/Inspect Procedure - E90, E9X 335i N54 - BMW 3-Series (E90 E92) Forum