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How do I Know if my Garage Door Opener Motor is bad?

A properly working garage door is crucial for the effective operation of the opener. It’s therefore important to examine the garage door opener and garage door separately to completely determine the opener’s status.

If your garage door is moving slowly or it’s noisy, these are clear signs that the Garage Door Opener Motor is faulty. Electric motors become noisy when nearing their end. Changing the garage door motor makes everything to be quiet, though sometimes the whole assembly may require replacing.

Let’s look at several issues that can make your garage door opener motor to be faulty. Keep on reading!

Related:Best Automatic Garage Door Opener: Reviewed 2021

Causes of a Garage Door Opener Motor Problems

If your Garage Door Opener Motor is faulty, it’s not only an inconvenience, but also a security problem to you and your family. Although garage door motor repair may be costly, the long-term operating costs can be significantly higher.

Some of the causes of a faulty garage door opener motor are:

  1. Corrosion

Natural oxidation and weathering are root causes of garage door motor breakdown. Most Motors for Garage Door Openers depend on limit switches to halt the drive mechanism at the opening and closing points of the garage door.

If these limit switches corrode, their functioning can be significantly impaired until it becomes impossible to regulate the precise opening and closing limits.

Related:10 Best Garage Door Openers (Reviewed 2021)

  1. Oxidation on the Circuit Board

The control board is the motor’s brain. It can cause many operational problems. Similar to how we depend on a healthy brain to function under normal conditions, the garage door motor relies on an operational control board (circuit board) to regulate all aspects.

Though a faulty circuit board causes an obvious operational problem, it’s not always the case. Memory problems on the circuit board may cause it to disremember limits, coded remotes, power settings, and other primary functions.

  1. Vibration of the Garage Door

If your garage door opener resonates when operating, keep your eyes on it as that may be a faulty Garage Door Opener Motor vibrating in its case.

If it’s resonating strongly, you may observe your garage door opener getting loose from where it has been attached to. In such a case, don’t overlook the problem as the resonating opener can come loose from its attachment point and fall to the floor.

This can cause injuries or even destroy your vehicle. If you find that your garage door opener is resonating, it’s high time you purchase a new motor or repair the attachment system.

Related: How Do You Diagnose A Garage Door Problem?

  1. Excessive noise generated by the Garage Door Opener

If your garage door opener makes weird noises, or it’s continuously loud during operation, these are signs that the motor’s opener has problems opening and closing the garage door.

The model may be old and requires a Garage Door Opener Motor Replacement with all the parts it contains. Don’t overlook any unusual sounds or noise, including creaking, and squeaking sounds.

Ensure that the opener has been examined by a repair professional. This helps to ascertain if you require buying a new garage door opener or Replacing a Garage Door Opener Motor only.

  1. Slow Movement of the Garage Door

Does your garage door lift and close a little more slowly than usual? A faulty functioning garage door motor can lead to slow movement. Your opener’s motor may be having difficulty pulling the door weight and may require replacing.

Related: Best Garage Door Opener Under 200

  1. Your Garage Door can’t Open

There are some reasons why your garage door opener may not work. An old Garage Door Opener Motor or one that’s burnt is most likely to be the cause. You should have a garage door expert to examine it to ascertain if you need to purchase a new one.

If you notice one or more of the warning signs highlighted above, the garage door motor is the cause. A garage door repair professional can assist you to diagnose and determine the correct source of the problem.


Garage doors are manufactured using many diverse mechanical and electrical components that work hand-in-hand to make sure the door works smoothly and easily. When maintained frequently, these doors can keep problems away.

However, issues may still occur as a result of usual wear and tear of parts with time. One component of the garage door that may be faulty and requires replacement is the motor unit. Watch out for the above warning signs to determine if you need a Replacement Motor for Garage Door Opener.

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My name is Mike Thorne, a car enthusiast and a DIY for life person. I love spending time in my garage and that is why you will get firsthand information on this blog about all things garage-related.

One thought on “How do I Know if my Garage Door Opener Motor is bad?

  1. It’s worrying that if a garage door’s motor is failing, it could cause a weird vibration each time your opening or closing the unit. My boss told me that this happened to him this morning and he tried to shrug it off. I’ll be sure to recommend that he contact a garage door expert for advice. https://www.shoffdoorcoinc.com/garage-door-opener-repairs

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