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

Module Power, Ground and Data Communications


Object Number: 2080326  Size: FS
Figure 2:

Front Sensors, Seat Belt Pretensioners


Object Number: 2080334  Size: FS
Figure 3:

Roof Rail Modules and Side Impact Sensors


Object Number: 2080345  Size: FS