Rick J Camarillo , CA July 19, 2025 Appliance: General Electric Microwave JVM1540DM5WW Ge Microwave Jvm1540dm5ww: Ge microwave would not heat. How to replace Sw Prim Interlock & Door. I used your troubleshooting page to identify the part that was likely at fault. The part arrived at my home in 3 days. You microwave trouble shooting page showed me exactly where the part was located in the microwave. I could remove the old bad part and install the new one with the microwave still located above the oven. It was all fixed from the front of the appliance. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes