GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Saturn
🢒
2003
🢒
L200/LW200
🢒
Body and Accessories
🢒
Body Control System
🢒 Body Control System Schematics
Figure
1:
BCM Power, Ground, and Serial Data
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
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
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