GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Passenger Compartment, Below the Left Side of the Instrument Panel


Object Number: 154423  Size: LF
(1)Stop Lamp/AT Shift Lock Control Switch
(2)Stop Lamp Switch
Figure 2:

Beneath the Center Console


Object Number: 338809  Size: LF
(1)Park Lock Cable Assembly
(2)A/T Shift Lock Control Solenoid Connector