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

Except HP2


Object Number: 1906916  Size: FS
Master Electrical Component List
Cooling Fan Description and Operation Gas w/o LFA
Control Module References
Engine Cooling (HP2)
Figure 2:

HP2


Object Number: 1988295  Size: FS
Master Electrical Component List
Cooling Fan Description and Operation w/ LFA
Control Module References
Engine Cooling Schematics (Except HP2)