Installation Procedure

Hold down the tumblers using your finger.
Insert the key.
Install the lock cylinder (4) with the key into the lock case until fully seated.
Turn the key to the unlocked position.
Remove the key.

Fig 1: Identifying Lock Cylinder
Courtesy of GENERAL MOTORS CORP.
Install the lock cylinder assembly (4) to the door.
Install the 4 fasteners in order to secure the lock cylinder assembly (4).
Pull the latch handle in order to release the latch catch to the unlocked position.
Position the door inner panel.
Install the 7 fasteners (5) in order to secure the panel.

Fig 2: Exploded View of IP Storage Compartment
Courtesy of GENERAL MOTORS CORP.