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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.
BMW 135i & 335i - Serpentine Belt Issues with Fix! (N54)
BMW 135i & 335i - Serpentine Belt Issues with Fix! (N54)
E60 N54 A/C Serpentine Belt Bypass - - Forums
How to Change the Pulleys and Replace the belts DIY & Diagnosis
E60 N54 A/C Serpentine Belt Bypass - - Forums
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DON'T let this happen to your BMW N54! Serpentine belt failure on the 335xi, looking at the damage!
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