Richard A Loveland , CO April 03, 2020 Appliance: General Electric Washer GFW450SPK0DG Tub stopped tumbling or spinning The driver pulley had loosened causing the belt to slip off. Replaced the pulley and belt. Works great again and quiet while spinning. This YouTube video has a great tip for using cable ties for getting the new belt on, which is really tight. https://youtu.be/qjN9Ibz6Azs Read More... Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes Tools: Wrench Set