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

Starting System - MA5


Object Number: 1774433  Size: FS
Master Electrical Component List
Starting System Description and Operation
Body Control Module Programming and Setup
Starting System - M30
B+ Bus - Underhood Fuse Block
RUN/CRANK RELAY BUS - 2 of 3, ABS, BACKUP, and IGN Fuses
RUN/CRANK RELAY BUS - 2 of 3, ABS, BACKUP, and IGN Fuses
B+ Bus - Underhood Fuse Block
Ignition Switch and IGN TRANS D Fuse
Splice Pack SP105 and G105 - 1 of 2
Figure 2:

Starting System - M30


Object Number: 1774458  Size: FS
Master Electrical Component List
Starting System Description and Operation
Body Control Module Programming and Setup
Charging System
Starting System - MA5
B+ Bus - Underhood Fuse Block
B+ Bus - Underhood Fuse Block
RUN/CRANK RELAY BUS - 2 of 3, ABS, BACKUP, and IGN Fuses
RUN/CRANK RELAY BUS - 2 of 3, ABS, BACKUP, and IGN Fuses
B+ Bus - Underhood Fuse Block
Ignition Switch and IGN TRANS D Fuse
Splice Pack SP1`05 and G105 - 1 of 2
Figure 3:

Charging System


Object Number: 1774467  Size: FS
Master Electrical Component List
Charging System Description and Operation
Body Control Module Programming and Setup
Starting System - M30
B+ Bus - Underhood Fuse Block
B+ Bus - Underhood Fuse Block