Removal Procedure

Remove the trim panel. Refer to Trim Panel Replacement - Side Front Door .
Remove the water deflector. Refer to Water Deflector Replacement - Front Door .
Remove the inside handle rods from the handle.
Remove the clip securing the inside handle rods to the door.
Use side cutters in order to cut off the outside handle rod-to-lock clip from the lock.

Fig 1: Identifying Front Door Outside Handle Rod-To-Lock Clip

Courtesy of GENERAL MOTORS CORP.

Unscrew the remainder of the clip from the outside handle rod.
Discard the clip.
Remove the screws (1,2,3) securing the lock to the door.

Fig 2: Identifying Front Door Lock Assembly & Screws
Courtesy of GENERAL MOTORS CORP.
Disconnect the electrical connectors.
Remove the inside handle rods from the lock.

Fig 3: Identifying Lock Electrical Connectors & Inside Handle Rods
Courtesy of GENERAL MOTORS CORP.