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

BCM Power, Ground, and Serial Data


Object Number: 1201462  Size: FS
Master Electrical Component List
Body Control System Description and Operation
Lighting, Defogger, and Wiper References
Fuse Block-Underhood : BCM/ECM/Cruise/ABS, Cruise Switch, IGN1 and Backup/Turn
03 J saFuse Block-Underhood : RR Defog and BCM Cluster - Fuse Block-Left I/P : Defog
Fuse Block-Right I/P : Rear Wiper/Sunroof - Fuse Block-Left I/P : Wiper, BTSI/BCM/Mirror and Radio
Fuse Block-Underhood : BCM/ECM/Cruise/ABS, Cruise Switch, IGN1 and Backup/Turn
Fuse Block-Underhood : Air/Wdo/Sunroof, Air Solenoid, LH HDLP, RH HDLP, BCM2, Lighter and Aux Power
Fuse Block-Right I/P : Rear Wiper/Sunroof - Fuse Block-Left I/P : Wiper, BTSI/BCM/Mirror and Radio
2.2L
3.0L
G191 and G303
Figure 2:

Lighting, Defogger, and Wipers References


Object Number: 1201465  Size: FS
Master Electrical Component List
Body Control System Description and Operation
Controlled/Monitored Subsystem References
BCM Power, Ground, and Serial Data
Headlights/DRL Schematics
Park Lamps- Sedan
Interior LIghts Schematics- Sedan w/ UE1
Interior Lights Dimming Schematics
Washer and Wiper Controls
Defogger Schematics
Figure 3:

Controlled/Monitored Subsystem References


Object Number: 1201468  Size: FS
Master Electrical Component List
Body Control System Description and Operation
Lighting, Defogger, and Wiper References
Door Lock Actuators
Door Lock Switches and Door Jamb Switches
Theft Deterrent System Schematics
A/C Compressor Controls- 2.2L
Audible Warning Schematic
Gages
Washer and Wiper Controls
Engine Cooling Schematics
Horn Schematics
EBCM Power, Ground, Serial Data, and Switches- 2.2L
Brake Warning System Schematic
Automatic Transmission Shift Lock Control Schematic