Scott G Maple Plain , MN January 15, 2015 Appliance: LG Dryer DLG3744S Lg Dryer Dlg3744s: Stuck roller slipping belt. How to replace Dryer Drive Belt. Replaced 2 front rollers, replaced idler roller, replaced belt. the biggest part of this job was removing the 50 million screws LG uses to assemble their dryers. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes