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

LE5


Object Number: 1829237  Size: FS
Master Electrical Component List
Cooling Fan Description and Operation
Control Module References
LNF
B+ Bus Bar - 1 of 2
Low Speed LAN
High Speed LAN
G101 and G102
G103, G304, G105, G104, and G106
Figure 2:

LNF


Object Number: 1853018  Size: FS
Master Electrical Component List
Cooling Fan Description and Operation
Control Module References
LE5
B+ Bus Bar - 1 of 2
Low Speed LAN
High Speed LAN
G101 and G102
G103, G304, G105, G104, and G106

Object Number: 1871262  Size: FS
Master Electrical Component List
Cooling System Description and Operation
Control Module References
B+ Bus Bar - 1 of 2
Data Communication Schematics
G101 and G102
G103, G304, G105, G104, and G106