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

Right of Steering Column


Object Number: 576900  Size: LF
(1)C203
(2)C205
(3)C201
(4)Cruise Control Release Switch Connector
(5)Stoplamp Switch Connector
(6)Stoplamp Switch
(7)Cruise Control Release Switch and Connector
Figure 2:

Front Center of Floor


Object Number: 305350  Size: LF
(1)Traction Control Switch
(2)Instrument Panel Wiring Harness
(3)Traction Control Switch Connector
(4)PRNDL Lamp
(5)A/T Shift Lock Control Solenoid
Figure 3:

Center of Instrument Panel


Object Number: 589226  Size: LF
(1)Ignition Switch Lamp Connector
(2)Ignition Switch Connector
(3)Ignition Switch Connector
(4)Ignition Switch
(5)Passlock Sensor Connector