William R North Chesterfield , VA February 21, 2016 Appliance: General Electric Built In Oven W/Microwave JTP90BM2BB Oven would not heat or broil Checked all safety limit switches, elements and sensors. The only thing left was the controller, and replacing the controller assembly fixed it. My daughter is happily baking again. Read More... 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes Tools: Nut Drivers, Screwdrivers