Hello ALB64. Yes, if the buttons are not working, but some of them do work, and the ribbon cable is clean, dry, and seated good, you will replace the control panel on the unit.
Thanks for allowing AppliancePartsPros.com to assist you,
Jeff K. / APP TEAM
Find Appliance Parts at AppliancePartsPros.com - Largest inventory in the U.S. with 91% of all in-stock orders delivered within 2 business days. Thousands of photos and diagrams make it very easy to find the right part. Enter your appliance model here.