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

SIR Subsystem


Object Number: 300126  Size: LF
(1)Steering Wheel
(2)Inflatable Restraint Steering Wheel Module Coil
(3)Inflatable Restraint Steering Wheel Module
(4)Inflatable Restraint IP Module
(5)Cross-Car Beam
(6)Inflatable Restraint Sensing and Diagnostic Module (SDM)
(7)Floor Pan
(8)Inflatable Restraint Side Impact Module-LF
(9)Driver Seat (w/ AW6)
(10)Center Pillar-Left (Impala)
(11)Inflatable Restraint Side Impact Sensor (SIS)-LF (Impala, w/ AW6)
(12)IP Wiring Harness
Figure 2:

Center Front of Vehicle


Object Number: 741481  Size: SH
(1)Radiator Support
(2)Inflatable Restraint Front End Discriminating Sensor
Figure 3:

Steering Wheel


Object Number: 741480  Size: LF
(1)Horn Switch Spring-Loaded Contact
(2)Inflatable Restraint Steering Wheel Module Coil Connector C5
(3)Inflatable Restraint Steering Wheel Module Coil Connector C2, C3
(4)Inflatable Restraint Steering Wheel Module
Figure 4:

Left Door (Monte Carlo w/ AW6)


Object Number: 741478  Size: SH
(1)Impact Beam
(2)Inflatable Restraint Side Impact Sensor (SIS)-LF