![Vibration and rattling noise from one of the accessory\idler pulleys? - ClubLexus - Lexus Forum Discussion Vibration and rattling noise from one of the accessory\idler pulleys? - ClubLexus - Lexus Forum Discussion](https://www.clublexus.com/forums/attachments/ls-1st-and-2nd-gen-1990-2000/171042d1271290478-vibration-and-rattling-noise-from-one-of-the-accessory-idler-pulleys-e968dbf.gif)
Vibration and rattling noise from one of the accessory\idler pulleys? - ClubLexus - Lexus Forum Discussion
![Hello, new here. This is a 2003 4runner sr5 V6, and I cannot for the life of me figure out what this rattling sound is. I just changed the serpentine belt because Hello, new here. This is a 2003 4runner sr5 V6, and I cannot for the life of me figure out what this rattling sound is. I just changed the serpentine belt because](https://external-preview.redd.it/wqkRJF4ifFlXHaSj-C7NLGg17sVKut7Smv6Lo7fYuDE.png?width=640&crop=smart&format=pjpg&auto=webp&s=b3683ad0b7f390110cb24d4bb0e0bd6c968e56fb)
Hello, new here. This is a 2003 4runner sr5 V6, and I cannot for the life of me figure out what this rattling sound is. I just changed the serpentine belt because
![fixing a RATTLING serpentine belt tensioner by “changing STRETCHED out belt” 18t audi volkswagen - YouTube fixing a RATTLING serpentine belt tensioner by “changing STRETCHED out belt” 18t audi volkswagen - YouTube](https://i.ytimg.com/vi/qvrZWAT0VO0/maxresdefault.jpg)