John S Potomac , MD October 15, 2018 Appliance: Frigidaire Gas Range FGFLZ87GCG Frigidaire Range Fgflz87gcg: The brain or oven control board died. How to replace Clock Timer (Electronic). I went to You tube to figure out what the problem was and then after finding the model number I was able to order the part for my stove. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes