Air Bag Systems: Locations

SIR Identification Views

The SIR Identification Views shown below illustrate the approximate location of all SIR components available for the vehicle. This will assist in determining the appropriate SIR Disabling and Enabling for a given service procedure, refer to SIR Disabling and Enabling (Service and Repair).

Buick Lucerne




1 - Right Front Impact Sensor-Located on the front of the vehicle in the engine compartment
2 - Front Hood Assist Rod-A gas shock located under the front hood on the passenger side
3 - Passenger Instrument Panel Air Bag-Located at the top right under the instrument panel
4 - Right Roof Rail Air Bag-Located under the headliner, extending from the passenger front windshield pillar to the passenger rear windshield pillar
5 - Inflatable Restraint Sensing and Diagnostic Module (SDM)-Located underneath the center console
6 - Passenger Presence System (PPS)-Located on the passenger front seat underneath the seat bottom trim
7 - Passenger Seat Side Air Bag-Located on the seat back of passenger seat
8 - Passenger Seat Belt Retractor Pretensioner and Right Front Side Impact Sensor (SIS)-Located under the center pillar trim near the bottom on the passenger side
9 - Inflator Module for Right Roof Rail Air Bag-Located near rear pillar on passenger side
10 - Rear Compartment Lid Assist Rod-A gas shock is located under the rear trunk lid on the passenger side
11 - Rear Compartment Lid Assist Rod-A gas shock is located under the rear trunk lid on the driver side
12 - Inflator Module for Left Roof Rail Air Bag-Located near rear pillar on driver side
13 - Vehicle Battery-Located under the rear seat bottom cushion
14 - Driver Seat Belt Retractor Pretensioner and Left Front Side Impact Sensor (SIS)-Located under the center pillar trim near the bottom on the driver side
15 - Driver Seat Side Air Bag-Located on the seat back of driver seat
16 - Left Roof Rail Air Bag-Located under the headliner, extending from the driver front windshield pillar to the driver rear windshield pillar
17 - Driver Steering Wheel Air Bag-Located on the steering wheel
18 - Front Hood Assist Rod-A gas shock located under the front hood on the driver side
19 - Left Front Impact Sensor-Located on the front of the vehicle in the engine compartment