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

Starting


Object Number: 680578  Size: FS
Master Electrical Component List
Starting System Description and Operation
B+ Bus Bar
Ign RUN and START Bus Bar
Propshaft Speed Sensors, Front Axle Vacuum Solenoid
G102
Charging
Ign START, RUN and ACC Bus Bar
G102
Figure 2:

Charging


Object Number: 680582  Size: FS
Master Electrical Component List
Charging System Description and Operation
Starting
Starting
B+ Bus Bar
Data Link Connector (DLC), VCM and Engine Oil Pressure Gauge Sensor
Splice Pack SP201 and Modules