Barry B Mission Viejo , CA March 05, 2023 Appliance: LG Dryer DLE2516W Lg Dryer Dle2516w: Squealing sound while drying. How to replace Idler Pulley Assembly. Replaced the idler pulley assembly and dryer belt and 4 wheels/bearing supporting the dryer. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes