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

Battery and Fuse Block Locations


Object Number: 1184367  Size: MF
(1)Battery
(2)Fuse Block-Underhood
(3)Fuse Block-I/P
Figure 2:

Ground and Ground Splice Pack Locations


Object Number: 1183422  Size: MF
(1)G105
(2)G107
(3)G203 (Secured on I/P Fuse Block
(4)G201, SP201
(5)G403, SP403
(6)G401, Sp401
(7)G301, SP301
(8)SP203
(9)G207 (2002 Only)
(10)G103
(11)G101, SP101