If the lock tries to move then it is a frozen lock mechanism.
Manual car door lock mechanism.
While the key is in work the door lock manually up and down while using the auto lock at the same time.
In a strictly manual locking system each door has its own lock and has to be locked separately from the others.
Force the flat blade of the offset screwdriver into the plastic locking tab to depress it.
By unlocking the car door using the internal latch or a key the visible latch will be in the up position and the car door locks release the door opening mechanism.
When locked the latch will be depressed and the mechanism will be connected to prevent the door from being opened.
And the car is opened from the outside by inserting a key into the lock.
They lock and unlock utilizing a push pull lever or pin on the inside of the car.
On the interior of a car door the door lock actuator is the mechanism that controls the door lock.
A thin metal rod goes between the actuator and the key latch and connects the two.
When your door handle door lock cylinder or interior locking post switch is not properly connected to the car door latch you will find that the car door lock is stuck.
Step 4 move door back and forth hold the lock button down while you slowly open and close the door.
The actuator will slide off two rails depress the locking tab with an off set screwdriver.
If a car door lock is stuck in the lock position it is most likely due to a connection between one several or all external and internal connections to the car door latch.
The actuator is located directly below the key latch.
Then jam another flat blade screwdriver between the latch and the actuator and pry.