How to Fix a Noisy Serpentine Belt: Step-by-Step Guide
Learn how to reduce noise from a serpentine belt with expert tips and simple repairs in our quick guide.
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To quiet a noisy serpentine belt, first inspect it for wear or damage. If it's worn out, replace it. Tighten the belt if it's loose, as a loose belt can cause noise. Applying belt dressing can also reduce noise temporarily. Additionally, check pulleys and tensioners for proper alignment and function, as misalignment can lead to noise.
FAQs & Answers
- What causes a serpentine belt to be noisy? A serpentine belt can be noisy due to wear, misalignment, or if it's loose. Proper inspection is crucial for diagnosis.
- How often should a serpentine belt be replaced? It's generally recommended to replace a serpentine belt every 60,000 to 100,000 miles, but always consult your vehicle's manual.
- Can I use belt dressing on a serpentine belt? Yes, belt dressing can be used to temporarily quiet noise, but it's important to address underlying issues like wear or misalignment.