When replacing a serpentine belt – especially a squealing one – it’s also crucial to inspect and replace the automatic belt tensioner and associated pulleys if necessary.
Given the importance of the accessory-drive tensioner, it’s a mistake to view replacement tensioners simply as commodities.
A replacement tensioner that isn’t designed to match OE specifications for fit, form and function can result in vibration and noise, premature failure and undue stress on engine components.
This video is sponsored by The Pronto Network.