Rickie E Lehighton , PA December 19, 2014 Appliance: Frigidaire Microwave GLMV168CQ1 Frigidaire Microwave Glmv168cq1: Replaced magnetron. How to replace Magnetron. Removed covers on the microwave and the defective magnetron and replaced it with the new one Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes