Interchangeable lock cylinders are often found in residential and office doors while storefront lock cylinders are typically found in the doors for retail outlets and businesses.
How to change cylinder door lock without key.
Examine the handle and trim on the interior side of the door.
Remove the faceplates for a stand alone lock cylinder without a door handle via the screws.
Lock cylinders can also be found in the ignition in most vehicles.
Insert a straightened paper clip into this hole and apply pressure to release the interior handle.
Locate the screws on the cover plate on the interior side of the door.
Every editorial product is independently selected though we may be compensated or receive an affiliate commission if you buy something through our links.
If you want to pick a lock in order to unlock a door without a lock you will need some basic lock picking tools.
If you want to change the key in your lock it s likely you ll have to replace the lock cylinder.
There may be a small pinhole holding the handle in place.
How to re key a door lock change your locks yourself by removing the lock cylinder and changing the pins.