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

SIR Components


Object Number: 1277013  Size: LF
(1)Inflatable Restraint Steering Wheel Module Coil Connectors
(2)Inflatable Restraint Steering Wheel Module
(3)Inflatable Restraint I/P Module
(4)Inflatable Restraint I/P Module Connector
(5)Inflatable Restraint Roof Rail Module Connector - Right, Left Similar
(6)Inflatable Restraint Roof Rail Module - Right, Left Similar
(7)Inflatable Restraint Roof Rail Module Tether - Right, Left Similar
(8)Inflatable Restraint Sensing and Diagnostic Module (SDM) Connector
(9)Inflatable Restraint SDM
(10)Inflatable Restraint Side Impact Module - Left, Right Similar
(11)Seat Belt Pretentioner / Seat Belt Switch - Left, Right Similar
(12)Front Seat Belt Retractor - Left, Right Similar
Figure 2:

Front of Vehicle


Object Number: 1277010  Size: LF
(1)Inflatable Restraint Front End Sensor - Left
(2)Inflatable Restraint Front End Sensor - Right
Figure 3:

Right Lower B-Pillar


Object Number: 1277011  Size: LF
(1)Inflatable Restraint Side Impact Sensing Module (SISM) - Right, Left Similar
Figure 4:

Steering Wheel Components


Object Number: 1374799  Size: LF
(1)Inflatable Restraint Steering Wheel Module/Horn Switch
(2)Steering Wheel Controls - Left
(3)Steering Wheel Controls - Right
(4)Steering Wheel Controls - Left Connector
(5)C208
(6)Steering Wheel
(7)Steering Column
(8)Inflatable Restraint Steering Wheel Module Coil
(9)Inflatable Restraint Steering Wheel Module Connector C1
(10)Inflatable Restraint Steering Wheel Module Connector C2
(11)C208
(12)Steering Wheel Controls - Right Connector