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

Electronic Frontal Sensors


Object Number: 1494010  Size: MF
(1)Frame - Front
(2)Electronic Frontal Sensor (EFS) - Left
(3)Electronic Frontal Sensor (EFS) - Right
Figure 2:

Inflatable Restraint I/P Module


Object Number: 749694  Size: MF
(1)Inflatable Restraint I/P Module
(2)Instrument Panel
Figure 3:

Left Side of the I/P - Steering Column


Object Number: 1379735  Size: MF
(1)Hazard Switch
(2)C277
(3)Inflatable Restraint Steering Wheel Module Connector C1
(4)Inflatable Restraint Steering Wheel Module Connector C2
(5)Electronic Adjustable Pedals (EAP) Switch
(6)Turn Signal/Multifunction Switch
(7)C201
(8)C275
Figure 4:

Inflatable Restraint Steering Wheel Module


Object Number: 749696  Size: MF
(1)Inflatable Restraint Steering Wheel Module
(2)Steering Column
Figure 5:

Seat Belt Pretensioner Harness Routing - Left


Object Number: 1549277  Size: LF
(1)Seat Belt Pretensioner - Left
(2)C317
Figure 6:

Under Driver Seat


Object Number: 1551333  Size: MF
(1)Seat Recline Motor - Driver (AR9)
(2)Seat Position Sensor - Recline (w/Memory)
(3)Inflatable Restraint Seat Position Sensor (SPS) - Left
(4)Seat Position Sensor - Horizontal (w/Memory)
(5)Seat Horizontal Motor - Driver (AR9)
(6)Seat Position Sensor - Front (w/Memory)
(7)Seat Front Vertical Motor - Driver (AR9)
(8)Seat Rear Vertical Motor - Driver (AR9)
(9)Seat Position Sensor - Rear (w/Memory)
Figure 7:

Seat Belt Pretensioner Harness Routing - Right


Object Number: 1549280  Size: LF
(1)Seat Belt Pretensioner - Right
(2)C318
Figure 8:

Under Passenger Seat


Object Number: 1551336  Size: MF
(1)Inflatable Restraint Seat Position Sensor (SPS) - Right
(2)Seat Recline Motor - Passenger (V40)
(3)Seat Rear Vertical Motor - Passenger (V40)
(4)Seat Front Vertical Motor - Passenger (V40)
(4)
(5)Seat Horizontal Motor - Passenger (V40)
Figure 9:

Beneath Passenger Seat Cushion


Object Number: 1551338  Size: MF
(1)Seat Belt Switch Connector - Passenger
(2)Inflatable Restraint Front Passenger Presence System (PPS) Sensor
(3)Inflatable Restraint Front Passenger Presence System (PPS) Module
(4)Heated Seat Element Connector - Passenger Cushion (w/Heat)
Figure 10:

Inflatable Restraint Side Impact Sensor (SIS) - Left


Object Number: 1489409  Size: MF
(1)Driver Door
(2)Left Front Door Harness
(3)Inflatable Retraint Side Impact Sensor (SIS) - Left
Figure 11:

Inflatable Restraint Side Impact Sensor (SIS) - Right


Object Number: 1489411  Size: MF
(1)Front Passenger Door
(2)Inflatable Restaint Side Impact Sensor (SIS) - Right
(3)Right Front Door Harness
Figure 12:

Inflatable Restraint Sensing and Diagnostic Module (SDM)


Object Number: 749702  Size: MF
(1)Lower Console
(2)Inflatable Restraint Sensing and Diagnostic Module (SDM)
Figure 13:

Rollover Sensor


Object Number: 1657850  Size: MF
(1)Body Control Module
(2)Fuse Block - Rear
(3)Body Control Module Connectors C1 and C2
(4)Rollover Sensor