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

Power, Ground, and Side Impact Sensors


Object Number: 400936  Size: FS
SIR Components
SIR System Component Description and Definitions
SDM and Inflator Modules
Handling ESD Sensitive Parts Notice
SIR Handling Caution
Seat Belt, Headlamp Switches
IGN-1, VENT SOL and SIR Fuse (Rear Fuse Block)
Data Link Connector Schematics
Figure 2:

SDM and Inflator Modules


Object Number: 400937  Size: FS
SIR Components
SIR System Component Description and Definitions
Power, Ground, and Side Impact Sensors
Handling ESD Sensitive Parts Notice
SIR Handling Caution
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons