Whirlpool Microwave GM8155XJB1 Troubleshooting and Repair Help

We’ve put together a list of symptoms for Whirlpool Microwave model GM8155XJB1 below. The top three symptoms for GM8155XJB1 are "Won't start", "Tray won't turn", and "No heat". Click on your symptom to see what causes it and how to fix it. With step by step instructions, repair info, and how-to videos, you’ll see just how easy it is to fix your broken GM8155XJB1 Whirlpool Microwave.