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

DLC and SP205


Object Number: 743209  Size: FS
Master Electrical Component List
Data Link Communications Description and Operation
SP206
B+ Bus - Underhood Fuse Block
G102, G104, G105, and G109
G201 - 1 of 2
SP206
Figure 2:

SP206


Object Number: 743211  Size: FS
Master Electrical Component List
Data Link Communications Description and Operation
DLC and SP205
DLC and SP205