BMW 135i & 335i - Serpentine Belt Issues with Fix! (N54)
![BMW 135i & 335i - Serpentine Belt Issues with Fix! (N54)](https://my1series.com/wp-content/uploads/2015/03/bmw-135i-bad-belt.jpg)
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.
![](https://i.ytimg.com/vi/_xhgpcJVRJ4/sddefault.jpg)
DON'T let this happen to your BMW N54! Serpentine belt failure on the 335xi, looking at the damage!
![](https://cimg3.ibsrv.net/gimg/5series.net-vbulletin/1080x984/screenshot_20200319_004715_2_124dd1044085036ce7c77bb40b7ce7caafa279b6.png)
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DON'T let this happen to your BMW N54! Serpentine belt failure on the 335xi, looking at the damage!
![](https://my1series.com/wp-content/uploads/2015/03/bmw-135i-alternator-pulley.jpg)
BMW 135i & 335i - Serpentine Belt Issues with Fix! (N54)
N55 serpentine belt tore off - BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) (BMW E82 E88 128i 130i 135i)
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Replace Your Serpentine Belt Early ALL BMW! N54
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