John K Vacaville , CA October 10, 2014 Appliance: Frigidaire Microwave FGMV174KFB Frigidaire Microwave Fgmv174kfb: The little plastic piece inside the door frame that holds the latch spring was broken it is not repairable so i had to purchase the entire door frame. How to replace Door Assembly (Complete). I had to replace the door frame. 11 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes