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

Engine Electrical Components


Object Number: 1232360  Size: LF
(1)Generator
(2)Junction Block - Battery Cable
(3)G100
(4)Starter Solenoid
(5)Starter
Figure 2:

Top of Steering Column


Object Number: 900962  Size: MF
(1)Ignition Switch
(2)Passlock Sensor
(3)Ignition Key Alarm Switch
(4)Ignition Lock Cylinder Control Actuator
(5)Steering Column