E46Fanatics - View Single Post - DIY: Stewart Water Pump + Expansion Tank + Coolant Change + 2 Tensioner Pullies
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Old 11-30-2011, 12:14 AM   #145
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Join Date: Sep 2011
Location: New York
Posts: 9,475
My Ride: '04 330Ci
Did You?

Did you replace the mechanical tensioner with the hydraulic one?
BMW does not supply the mechanical one any longer.

Originally Posted by ms328i View Post
replaced my pulleys and belts this week but the noise did not go away....end up removing the tensioner by the alternator. found out that the mechanical tensioner has a broken piece in the back. ordered new one from Autohausaz and replaced it today....problem solved!! Great DIY!! thanks!!
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