Removal Procedure

Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
Remove the steering column lower trim cover. Refer to Steering Column Lower Trim Cover Replacement .
Insert the key into the ignition lock cylinder and turn the key to the RUN position.

Fig 1: Turning Ignition Lock Cylinder To RUN Position
Courtesy of GENERAL MOTORS COMPANY
Depress the retainer through the lock housing access hole (1) with a small Allen wrench or similar pick-type tool.

Fig 2: Lock Housing Access Hole
Courtesy of GENERAL MOTORS COMPANY
Remove the ignition lock cylinder from the lock housing.