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

A/C Field Voltage


Object Number: 1999309  Size: FS
Master Electrical Component List
Starter/Generator Description and Operation
Control Module References
Motor Controls
Figure 2:

Motor Controls


Object Number: 1999310  Size: FS
Master Electrical Component List
Starter/Generator Description and Operation
Control Module References
A/C Field Voltage