Removal Procedure

Remove the console. Refer to CONSOLE REPLACEMENT in Instrument Panel, Gauges and Console.
Remove the IP accessory trim plate. Refer to TRIM PLATE REPLACEMENT - INSTRUMENT PANEL (I/P) ACCESSORY in Instrument Panel, Gauges and Console.
Disconnect the floor shift control electrical connector.
Disconnect the IP wiring harness clip from the floor shift control and reposition the harness.
Remove the shift control boot. Refer to FLOOR SHIFT CONTROL BOOT REPLACEMENT in Automatic Transmission - 4L60-E/4L65-E.

Fig 1: Disconnecting Floor Shift Control Electrical Connector
Courtesy of GENERAL MOTORS CORP.
Disconnect the automatic transmission shift lock control actuator electrical connector.

Fig 2: Disconnecting Automatic Transmission Shift Lock Control Actuator Electrical Connector
Courtesy of GENERAL MOTORS CORP.
Using a flat bladed screwdriver, carefully unsnap the automatic transmission shift lock actuator lower clip attachment from the shift control pivot arm stud.

Fig 3: Unsnapping Automatic Transmission Shift Lock Actuator Lower Clip Attachment
Courtesy of GENERAL MOTORS CORP.
Allow the solenoid plunger to extend while positioning the plunger (with lower attachment) above the shift control pivot arm stud.
Carefully unsnap the remaining automatic transmission shift lock actuator clip attachment.
Rotate the solenoid body clockwise slightly while unsnapping the clip from the bottom with a flat bladed screwdriver.

Fig 4: Unsnapping Remaining Automatic Transmission Shift Lock Actuator Clip Attachment
Courtesy of GENERAL MOTORS CORP.
Remove the automatic transmission shift lock actuator from the floor shift control.

Fig 5: Automatic Transmission Shift Lock Actuator
Courtesy of GENERAL MOTORS CORP.