James P Gig Harbor , WA August 08, 2016 Appliance: General Electric Electric Drop-In Range JMS27G0J3 Ge Range Jms27g0j3: Broken oven lower heating element and bad door gasket. How to replace Gasket. Ordered new heating element and door gasket and replaced the bad parts. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes