Sherry S Lincoln , NE May 31, 2015 Kitchenaid microvave vent cover tabs broken The issue with the part is design. The plastic grows brittle over time, perhaps due to heat exposure above the stove. The repair was as easy as they come. Remove the screws from the old broken off pieces, insert the tabs into the bottom of the vent, pop the top into place and put the screws back in. done. 5 min. 2 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes