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

SIR Components


Object Number: 691835  Size: LF
(1)Inflatable Restraint Front End Sensor
(2)Front End Lower Tie Bar
(3)Inflatable Restraint Steering Wheel Module Coil
(4)Inflatable Restraint I/P Module
(5)Inflatable Restraint Sensing and Diagnostic Module (SDM)
(6)Inflatable Restraint Sensing and Diagnostic Module (SDM) Connector
(7)Inflatable Restraint Steering Wheel Module
(8)Steering Wheel
Figure 2:

Instrument Panel


Object Number: 327615  Size: MF
(1)Inflatable Restraint IP Module, Right
(2)Fuel Sender Buffer Module
(3)Inflatable Restraint Diagnostic Resistor - without Pass SIR