Slide the hook end of the slimjim between the window trim and passenger window. Feel around until you feel the lock rod.
If the key turns, but the lock doesn't function, then the lock is broken.
Removing a ignition lock cylinder from a 2002 ford windstar with no key
One way to lock the window in place without using screws is to cut small blocks of wood and place them on top of the window, between the lower window and the upper frame.
The rear window lock on the 2000 Blazer might have gotten rusty and will not turn to unlock the window. Try spraying a lubricant like WD-40 into the door lock. Wait a few minutes and then try the key in the lock.
yes.
pick the lock or use a skeleton key
You have to have a combination. If you have a key lock you don't need a combination, all it is is a lock that says master and a key to turn it and then it opens what you have in it.
Without the key you are going to have to drill it out.
door car zipper key/lock window
I would call a locksmith.
I don't think that's possible without the key.