Posts Tagged: serpentine belt noise

Diagnose Serpentine Belt Noise Like a Pro

The Top Causes of Serpentine Belt Noise Quick summary Serpentine belt noise is always caused by one of three things: 1) A weak tensioner that’s not applying the correct tension, 2) Pulley misalignment, or 3) A worn belt that still looks good to the naked eye. The trick is knowing how to diagnose the entire belt-drive system rather than blindly replacing parts. In this guide, I’ll walk you through exactly how I track down belt noise in the shop and fix it correctly the first time. Article Serpentine Belt Noise: … Read More