It is called a vent window latch.
All you have to do is if its a power window truck is take the screws out of the door panel and pop all the clips loose. Then unplug the window and lock switches. There are 3 bolts that hold the mirror on behind door panel. If manual locks and windows, mainly the same but dont have to unplug wires but have to pop clip off handle for window and lock.
power window and lock fuse for driver side door
Most cars have the key code on the passengers door lock ...
A door lock is typically considered a combination of a lever and wedge simple machines. The lever is used to turn the lock mechanism, while the wedge secures the door in place when the lock is engaged.
It depends whether or not your trailblazer came with heated seats, but if it did the switch would be on the door. The door switches should be (from front to back) Window Lock, Forward Window Controls, Passenger Window Controls, Door Lock, Seat Heaters.
If the locks and rear window hatch on a 1998 Chevy Blazer lock and unlock by themselves, there is probably a problem with the fuse or a short somewhere. The locks are supposed to lock when the vehicle gets put in gear. Perhaps the system that tells the locks when to lock is not working properly.
To replace the lock on an Anderson casement window, first, remove the window handle and any screws holding the lock in place. Carefully detach the old lock from the frame. Align the new lock with the existing holes, secure it with screws, and reattach the window handle. Finally, test the lock to ensure it functions properly.
If the bike has a quill stem, then there is a wedge at the bottom of it to lock the stem into the fork. There are also rare seat posts which use a wedge at the bottom as opposed to the regular seat post clamp. Even rarer are brakes who are activated by a wedge being moved to bring the brake arms together. Old cranks may use a special type of wedge called a cotter to lock the crank to the bottom bracket spindle.
Check your window lock switch.
To lock a casement window open, first, fully open the window to your desired position. Then, locate the window's locking mechanism, which may be a small lever or a rod. Engage the lock by pushing or turning it, securing the window in place. If your window has a removable pin or bracket, insert it in the designated hole to prevent the window from closing.
Ignition Lock? or Door Lock?
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.