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

Starting


Object Number: 1842481  Size: FS
Master Electrical Component List
Starting System Description and Operation
Control Module References
Starting LF8
G400 and G402 - 7 of 8
Battery Supply and B+ Bus
Controller Area Network (CAN) Connector and Data Link Connector (DLC)
Electronic Brake Control Module (EBCM), Power Brake (P/B) Booster Pump Motor, Relays and Switches
Charging
Figure 2:

Starting LF8


Object Number: 1887677  Size: FS
Master Electrical Component List
Starting System Description and Operation
Control Module References
Charging
Starting
Fuse Block 1: Fuse 5 and Fuse Block I/P 1: Circuit Breakers 5, 9 - 1 of 2, and 10
Module Power, Ground, Serial Data, and MIL
Electronic Brake Control Module (EBCM), Power Brake (P/B) Booster Pump Motor, Relays and Switches
G400 and G402 - 7 of 8
Charging
Figure 3:

Charging


Object Number: 1842484  Size: FS
Master Electrical Component List
Charging System Description and Operation
Control Module References
Starting LF8
Battery Supply and B+ Bus
Fuse Block I/P 1: Circuit Breaker 6
Fuse Block I/P 1: Circuit Breaker 6
Headlights/Daytime Running Lights 1 of 2
Driver Information Center (DIC)