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

G100, G101, G102 and G103


Object Number: 785415  Size: FS
Master Electrical Component List
S103 and G103
Figure 2:

S103 and G103


Object Number: 785416  Size: FS
Master Electrical Component List
SP107, SP108 and G104
G100, G101, G102 and G103
Figure 3:

SP107, SP108 and G104


Object Number: 787261  Size: FS
Master Electrical Component List
S105, SP107, G105 and G106
S103 and G103
Figure 4:

S105, SP107, G105 and G106


Object Number: 787260  Size: FS
Master Electrical Component List
SP200 and G200
SP107, SP108 and G104
Figure 5:

SP200 and G200


Object Number: 785417  Size: FS
Master Electrical Component List
Left Instrument Panel Junction Block
S105, SP107, G105 and G106
Figure 6:

Left Instrument Panel Junction Block


Object Number: 785418  Size: FS
Master Electrical Component List
S221
SP200 and G200
Figure 7:

S221


Object Number: 785420  Size: FS
Master Electrical Component List
Instrument Panel Fuse Block
Left Instrument Panel Junction Block
Figure 8:

Instrument Panel Fuse Block


Object Number: 785422  Size: FS
Master Electrical Component List
SP201 and G201
S221
Figure 9:

SP201 and G201


Object Number: 785446  Size: FS
Master Electrical Component List
Right Instrument Panel Junction Block
Instrument Panel Fuse Block
SP200 and G200
Figure 10:

Right Instrument Panel Junction Block


Object Number: 785447  Size: FS
Master Electrical Component List
G202, G300 and G301
SP201 and G201
Figure 11:

G202, G300 and G301


Object Number: 785450  Size: FS
Master Electrical Component List
SP300
Right Instrument Panel Junction Block
Figure 12:

SP300


Object Number: 787262  Size: FS
Master Electrical Component List
SP400
G202, G300 and G301
Figure 13:

SP400


Object Number: 785451  Size: FS
Master Electrical Component List
SP300