Timothy R Northampton , PA February 09, 2015 Appliance: Maytag Gas Dryer MGDB400VQ1 Maytag Dryer Mgdb400vq1: Dryer making terrible noises. How to replace Dryer Drive Belt. Replaced idler pulley (which had seized), all 4 drum rollers with clips and replaced the belt- all in 45 minutes, start to finish. Your diagrams and videos were extremely helpful in the troubleshooting and ordering processes. Delivered in 2 days! Thank you! 5 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes