Attach Door lock end to unlock bar

[9625KWarWagon]

What is the easiest way to repair a lock cylinder that disconnects from the unlock bar?

Take the cylinder out and attach clip or do from inside the door? Thanks for any direction.

 

[zora]

If you can get your hands in, from inside the door.

 

[G-454398]

If you can get your hands in, from inside the door.

Thank You. DK