Gabriel R Stockton , CA March 14, 2017 Appliance: General Electric Free Standing Microwave JVM1870SF02 Ge Microwave Jvm1870sf02: The tabs that attach the grille assembly had broken. How to replace Grille Sub Ass'y. Ordered the replacement part, removed the broken assembly and installed the new and improved unit. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes