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

Power, Ground, Serial Data, and Front Impact Sensors


Object Number: 1608829  Size: FS
Master Electrical Component List
SIR System Description and Operation
Control Module References
Driver and Passenger Airbags
SIR Schematic Icons
AIRBAG and IGN E Fuses
AIRBAG and IGN E Fuses
Ignition Switch - ACCY/RUN, and RUN/START Busses, and IGN B Fuses
Power, Ground, DLC and Splice Pack SP205
SIR Schematic Icons
SIR Schematic Icons
DLC SP206
G304 and G305
Figure 2:

Driver and Passenger Air Bags


Object Number: 1608834  Size: FS
Master Electrical Component List
SIR System Description and Operation
Control Module References
Side Impact Sensors and Airbags
Power, Ground, Serial Data, and Front Impact Sensors
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
Figure 3:

Side Impact Sensors and Air Bags


Object Number: 1608836  Size: FS
Master Electrical Component List
SIR System Description and Operation
Control Module References
Seat Position Switches
Driver and Passenger Airbags
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
Figure 4:

Seat Position Switches


Object Number: 1608839  Size: FS
Master Electrical Component List
SIR System Description and Operation
Control Module References
Passenger Presence Schematics - 1 of 2
Side Impact Sensors and Airbags
SIR Schematic Icons
Seat Belt Schematics
Figure 5:

Passenger Presence Schematics 1 of 2


Object Number: 1608842  Size: FS
Master Electrical Component List
SIR System Description and Operation
Control Module References
Passenger Presence Schematics - 2 of 2
Seat Position Switches
SIR Schematic Icons
Power, Outside Air Temp, and Light Sensors
Ignition Switch - ACCY/RUN, and RUN/START Busses, and IGN B Fuses
AIRBAG and IGN E Fuses
G304 and G305
Figure 6:

Passenger Presence Schematics 2 of 2


Object Number: 1608845  Size: FS
Master Electrical Component List
SIR System Description and Operation
Control Module References
Passenger Presence Schematics - 1 of 2
SIR Schematic Icons