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Won't start is the most common symptom for General Electric PEM31DM3BB. The instructions below from DIYers like you make the repair simple and easy. Many parts also have a video showing step-by-step how to fix the "Won't start" problem for General Electric PEM31DM3BB. So, if your PEM31DM3BB microwave not heating, not working, won't run at all, won't start up or won't turn on, the following info will help you identify the problem.
Parts for General Electric PEM31DM3BB
This part is discontinued by the manufacturer and is no longer available for purchase.
Microwave won't stop running or starts when door closes? A faulty door switch is likely the cause. This safety switch is a 45-minute DIY fix.
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Microwave won't start or heat but light works and timer counts down? A faulty monitor switch is often the cause. DIY repair typically under 30 minutes.