Why isn't my door unlocking?

Author: Mr. Harmon Reichel DVM  |  Last update: Tuesday, February 24, 2026

One of the most common reasons locks won't open is when keys are freshly cut. If you can insert the key, but it will not turn, it is probably because the key was not cut properly. Unfortunately, in cases like these, you may need to get a new key cut so you can get into your home.

What to do if a door won't unlock?

If the lock is stiff, use a lubricant like WD-40 or graphite powder. Spray or apply it into the keyhole and work the lock back and forth to distribute it. If the lock is a spring bolt (not a deadbolt), you can try sliding a credit card between the door and the frame just above the lock.

Why is my lock not unlocking?

Similar to a stiff lock, you can try lubricating the lock, but if that doesn't help, there could be a misalignment of the lock and door or another, more challenging problem with the lock cylinder. These are both issues that have to be assessed and corrected by a locksmith.

Why is my lock turning but not unlocking?

If there's something wrong with the connecting pieces, in other words if the cylinder and the lock aren't connected properly, then the key will just spin in the cylinder, without opening the door.

How to fix a car door that won't unlock?

Use the tip of your key to push open the door's keyhole slot. Spray a dry lubricant spray directly into the keyhole for a few seconds to lubricate it and loosen up the lock. Attempt to use your key to unlock the door again after you lubricate it.

Door Not Unlocking? Diagnosing Truck or Car Door Latch Problems

What do I do if my car wont unlock?

Call an Expert

Locksmiths are trained professionals that can help you unlock your car door with minimal effort. Depending on the severity of the issue, a locksmith can charge anywhere between $50 and $250 for labor.

How much does it cost to get a car door fixed that won t open?

It costs about $500 to $2,500 on average to replace a damaged car door, and could be $4,000 or more, but there are several factors that can influence the final bill, including: Extent of the damage: The repair costs for a minor dent, or a damaged door panel, might likely cost less than replacing the entire door.

Why is my door lock stuck?

If you have a stuck lock, you should first check the keys to your door. Look for any breaks or burrs as a sign of a broken key. You should also inspect inside the keyhole to check whether any broken pieces are stuck in the lock if you have a broken key.

Why is my lock just spinning?

Common Causes of a Spinning Deadbolt Lock

Here are some common reasons why this happens: Loose screws: If the screws holding the lock in place are loose, the lock can spin freely. Broken tailpiece: The tailpiece connects the key cylinder to the locking mechanism. If it breaks, the key will just spin.

Why is my car door lock not working?

A problem with one lock is probably due to the lock actuator or another malfunction inside the mechanism of the door itself. But if none of the power locks work, check the fuse box in your vehicle. A blown fuse can cause the power locks to stop working.

How to unlock a lock that is stuck?

Lubrication: A common cause of jammed locks is lack of lubrication. Applying a silicone-based lubricant or graphite powder can help. Avoid oil-based products as these can attract dirt. Spray or insert the lubricant into the keyhole and gently work the key in and out a few times to distribute the lubricant.

How to fix a door lock that won't lock?

How to Fix a Door That Won't Latch
  1. Inspect.
  2. Gather Tools.
  3. Tighten Hinges.
  4. Shim the Hinges.
  5. Sand the Jambs.
  6. Enlarge the Strike Plate Hole.
  7. Move the Strike Plate.

How do I get my door to unlock?

One method is to use a credit card or driver's license. Insert the card into the space between the lock and door frame and then apply pressure to the card. This will push the card against the locking mechanism and allow the door to be opened. Another method is to use a small screwdriver or nail file.

Why is my key not opening my door?

If this happens frequently, it may be time to replace the lock. On the other hand, the key might be too worn, or the cylinder may need oiling. You can also try re-keying the lock to make it smoother and easier to open. There's no turning mechanism, or the knob won't turn properly.

Why won't my door unlock from the outside?

If your deadbolt or door lock jams, it can be due to dirt buildup or general dryness. Exterior doors get exposed to the elements, and tiny particles can get into the lock, making it hard to get the key in or turn it to unlock the door.

Why does my lock turn but not unlock?

This usually indicates that the multipoint locking mechanism (MPL) has completely failed. It could also mean that a component of the MPL such as a security bolt or a hook has jammed but this is less common.

Why do locks seize up?

Seizing of Locks happens during cold weather due to the drop in temperature and cold air which causes the contraction of locks. If the locks contract this then results in the keys no longer being able to engage the way they should be able to resulting in you being unable to use the lock.

How do you unstick a door lock?

Apply a graphite-based or silicone-based lubricant specifically designed for locks. Avoid using oil-based lubricants as they can attract more dust and grime. Insert and turn the key: Insert the key into the lock and gently turn it back and forth a few times.

Why won't my front door open?

A broken hinge or a stripped screw hole can cause a stuck door in the frame, especially if the hinges are noticeably loose.

Who do I call if my car door won't open?

Police need to focus on emergencies, and unlocking car doors isn't one of them. Instead, they recommend calling a locksmith or roadside assistance service. Call AAA or another provider if you don't have roadside assistance through your insurance.

How do I know if my door latch is bad?

If your door isn't latching or won't stay shut, there's a good chance your door latch is failing. A bad door latch can may also be the culprit if your car door doesn't respond to the unlock/lock button.

Why does my car door not open anymore?

Small objects, including paper, dirt, or debris, can obstruct the latch mechanism and prevent it from functioning properly. Continuous use, aging, or mechanical issues can result in worn-out components within the latch mechanism, leading to jamming.

Previous article
Which heater is best for energy saving?
Next article
Why do carbon monoxide detectors expire?