Janet B Carson City , NV November 07, 2020 Appliance: LG Dryer DLE3733W Lg Dryer Dle3733w / Abweeus: The dryer was making a lot of noise and taking along time to dry. How to replace Idler Pulley Assembly. The drum rollers, belt, and idler pulley were replaced. The repair was done by my son and husband. The job was not hard at all. My dryer works like brand new and is so dang quiet. Plus it dries a lot faster. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes