How to Repair a garage door opener

Electric garage doors are a great convenience -- until, of course, they break. The bad news: a dozen things could be to blame. The good news: many are easy to fix yourself. Watch this video to learn how to repair your garage door opener.

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Warning

Working with electricity is very dangerous — be extremely careful and, if you have any doubts, contact a professional.

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Tip

Consult your owner's manual — older systems may not have a red release cord. They can be opened by pulling down a handle or a spring-loaded clip, or by unbolting the arm between the door and opener.