Pat C Mainville , OH September 12, 2016 Ge advantium oven Replaced Mica Wave Guide cover. Ordered part @ 2:30 pm Thursday 9/8 & FedEx delivered my part @ 4 pm on Friday 9/10. Knowledgeable professionals and outstanding Customer Service! Thnx Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes