My Lock is Sticking! What to do Before Calling a Locksmith

Well-installed and optimally functioning door locks keep a home secure. Any issues with the locks need immediate attention to avoid putting the home's safety in jeopardy. 

One of the most common and frustrating issues homeowners experience with their locks is a sticky lock which is more common with older doors. If not addressed, the problem will worsen and, ultimately, result in a lock-out. 

A lock generally sticks due to the accumulation of excess dirt, dust, and grime inside it over time, broken internal mechanisms, and misaligned strike plates. However, it is easy to fix a sticky lock with the right tools and supplies. Before calling a locksmith, homeowners should try a few troubleshooting tricks to free the lock.

Check the lock parts and key

When the key begins to stick in the lock, carefully inspect the door parts and locking system. Use a screwdriver to tighten any loose hinges or screws. It is also vital to check the keys to ensure the problem does not lie there. Inadequate lubrication, low temperatures, and ridges on the key can cause it to function incorrectly and stick in the lock. 

Use of appropriate products

The key to fixing a sticking lock is using the right products. Homeowners feel tempted to spray vegetable or sewing machine oil and WD-40 in the keyhole to fix a sticking lock. While these quick-fixes work, they are not the best long-term solution and eventually aggravate the problem. The grease and oil attract more dirt and dust, preventing the lock function altogether. 

Lubricate the lock

There are several lubricants a homeowner can use. 

Powdered graphite

The best way to fix a sticky lock that even professional locksmiths choose is lubricating the lock with graphite powder. It is a dry lubricant and, unlike traditional lubricants, allows the locking mechanism to move freely without attracting dirt, grime, and other particles. 

Purchase a powdered graphite tube from any hardware store. 

Insert the tube's nozzle into the lock opening deep enough to lubricate the locking mechanism. Squeeze it a couple of times to squirt a few puffs of powdered graphite. Now, insert and remove the key several times to ensure proper lubrication, then turn it in each direction to see if it starts to move smoothly. Repeat the process if needed, and test the lock by inserting the key each time. A few tips for using graphite powder:

  • Avoid using too much graphite powder

  • Wear proper safety gear like disposable gloves

  • Avoid applying graphite powder using a windy day

Pencil

Using a pencil is a simple solution for homeowners who cannot access graphite powder. As pencils are made from graphite, they can serve a similar purpose. Take a pencil and rub the surface of the key to use it as a lubricant. 

Teflon lubricants are another great option.

Call a local locksmith

When the above techniques fail to work, it is time to call in a licensed locksmith. A professional can inspect the lock to determine the perfect solution to fix the sticking lock, including making a new key or replacing the lock entirely with a new one.


Kwik Pick Lock and Safe offers FREE lockout service for children or pets. If you need locksmith services for your Surprise, El Mirage, or Phoenix home or auto, call today! Bill 623-300-1889.

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