Step 2 remove old lock.
Change garage door lock barrel.
Pull down and you should release the lockingbolts.
Compatible with your door.
Slide it under the door and catch the wires that actuate the lockingbolts.
Close your garage door and remove your existing garage door lock.
You can also open the gap tween the frame and door with a pry bar near the bolts.
Replace a garage door lock or handle with help from a garage do.
Find one with the most secure qualities.
Compatible with your door opener.
Depending on the model you have you may need to pry it out with a crowbar and hammer or remove it with a drill.
Open it up make a hook at one end.
However the bad news for you since you say that you ve not got a key is that you generally need a key to be able to easily take the cylinder out.
Step 1 obtain lock.
First take a trip to your hardware store and select a new lock.
Place a nail over the pin and tap the nail with a hammer until you expose part of the pin.
Remove the pin that secures the inside lock handle to the lock shaft in the center of the door panel.
Replacing the lock or handle on a garage door can be accomplished with the appropriate tools.
Just like my door.