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

Power, Ground, DLC, Indicator and Front End Sensors


Object Number: 1822955  Size: FS
Master Electrical Component List
SIR System Description and Operation
Control Module References
Left Side Modules and Sensors
Ignition Mode Switch
Fuse Block - Right Rear Bussing
G401 (1 of 2)
Fuse Block - Right Rear Bussing
Passenger Presence System (PPS)
G401 (1 of 2)
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
Fuse Block - Left Rear Bussing
GM LAN - Low Speed 2 of 2
GM LAN - Low Speed 1 of 2
SIR Schematic Icons
G105, G106, G110, G306, G403 and G404
Figure 2:

Left Side Modules and Sensors


Object Number: 1822957  Size: FS
Master Electrical Component List
SIR System Description and Operation
Control Module References
Right Side Modules and Sensors
Power, Ground, DLC, Indicator and Front End Sensors
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
Figure 3:

Right Side Modules and Sensors


Object Number: 1822963  Size: FS
Master Electrical Component List
SIR System Description and Operation
Control Module References
Passenger Presence System (PPS)
Left Side Modules and Sensors
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
Figure 4:

Passenger Presense System (PPS)


Object Number: 1822970  Size: FS
Master Electrical Component List
SIR System Description and Operation
Control Module References
Right Side Modules and Sensors
Power, Ground, DLC, Indicator and Front End Sensors
Power, Ground, DLC, Indicator and Front End Sensors
G105, G106, G110, G306, G403 and G404
G402 (2 of 2)