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

Starting


Object Number: 857832  Size: FS
Master Electrical Component List
Starting System Description and Operation
Engine Electrical Schematics - Charging
IGN Main 1, PCM/ABS, CAN VENT SOL, DRL and PCM/CRANK Fuses
IGN Main 1, PCM/ABS, CAN VENT SOL, DRL and PCM/CRANK Fuses
IGN Main 1, PCM/ABS, CAN VENT SOL, DRL and PCM/CRANK Fuses
IGN Main 1, PCM/ABS, CAN VENT SOL, DRL and PCM/CRANK Fuses
IGN Main 1, PCM/ABS, CAN VENT SOL, DRL and PCM/CRANK Fuses
Figure 2:

Charging


Object Number: 795584  Size: FS
Master Electrical Component List
Charging System Description and Operation
Engine Electrical Schematics - Starting
RAP Relay, Fuse Block - Underhood, and Fuse Block - I/P Fuses
Fuse Block - Underhood and Fusable Links
Data Link Connector (DLC) Schematics