To open a frozen lock, you can try using a de-icer spray, a hairdryer to melt the ice, or a lubricant like WD-40. You can also try gently tapping the lock with a hammer to break up the ice. Be patient and avoid using excessive force to prevent damaging the lock.
If the electric door lock is frozen on a 1999 Suburban, a hair dryer can be used to warm the area of the door where the lock mechanism is. If the key entry is also frozen, there is a lock de-icer pen that can be used to spray away frost in the keyhole.
Buy a can of lock unfreeze or wd-40
If you encounter a frozen lock on your door, you can try using a hairdryer to gently heat the lock and key. Avoid using hot water or force, as this can damage the lock. If that doesn't work, you may need to call a locksmith for assistance.
There really is no way. If you put the lock on something open important, you may have to cut the lock.
Pick Lock
You can open a key lock on a door knob, or you can open a deadbolt lock on the door itself.
buy a new lock
If you do not have the combination, there is no way to open the lock. A master combination would defeat the purpose of having the lock.
A key, or a Combonation
The lock has a clip on the inside, pull the clip off and the lock will come out, remove the lock rod and then you can use a screwdriver to open the lock.
Slide the card through the slot where the lock is by the door. Set the card where the lock would be. Now open the door.
Lock mechanism probably frozen or broken--you should be able to access by removing inner door panel to determine problem