E46Fanatics - View Single Post - idler pulley/hydraulic tension/tensioner pulley..im lost!
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Old 04-13-2012, 02:54 PM   #16
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Join Date: Apr 2010
Location: Cincinnati, OH
Posts: 112
My Ride: 2000 323i
The first one is the idler pulley. There is one of them, next to the alternator. The second one is the pulley that goes on the tensioner for main belt that spins the pumps and the alternator.
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