DIY-Replacing N52 tensioner, idler pulley and serpentine belt
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02-24-2012, 01:37 AM
Drives: 2008 135i
Join Date: Apr 2008
Location: Stamford, CT
Originally Posted by
Looking at the parts diagram it looks like Part 4 is the cap for the tensioner?
i don't remember seeing a cap. I'm going to have to see my old one and report back.
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