David E Austin , PA November 07, 2019 Appliance: LG Dryer DLG2526W/00 Lg Dryer Dlg2526w/00: Gas dryer had a vibration. How to replace Idler Pulley Assembly. Ordered 4 new rollers, new belt and belt tensioner. Watched how to change rollers on You Tube. Since I had it all apart I installed all the new parts. Took about two hours. It is now working fine. Do-It-Yourself Rating: Repair Time Estimate: 2+ hours