WARNING: This page is about a different car, the 2003 Buick Regal and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: A/T Shift Lock Control Switch (Regal) Connector End View
Courtesy of GENERAL MOTORS CORP.
Fig 2: Ignition Lock Cylinder Control Actuator (Regal) Connector End View