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 disabling and enabling the SIR system, refer to SIR Disabling and Enabling Service and Repair.
Avalanche/Escalade/Suburban/Tahoe/Yukon
1 - Right Front Impact Sensor-Located on the front frame crossmember
2 - Battery-Located under the hood on the right side
3 - Passenger Instrument Panel Air Bag-Located at the right front of the instrument panel cluster (IPC)
4 - Right Front Side Impact Sensor (SIS)-Located under the right front door trim near the lower rear of the door frame
5 - Passenger Seat Position Sensor (SPS)-Located on the right front outboard seat track
6 - Passenger Presence System (PPS)-Located under the right front seat mounted to the seat frame
7 - Passenger Seat Belt Retractor Pretensioner-Located on the right front B Piller
8 - Right Rear Side Impact Sensor (SIS)-Located under the right rear door trim near the lower rear of the door frame
9 - Passenger Seat Side Air Bag-Located on the seat back of the passenger seat
10 - Right Roof Rail Air Bag-Located in the headliner
11 - Left Roof Rail Air Bag-Located in the headliner
12 - Inflatable Restraint Sensing and Diagnostic Module (SDM)-Located under the center console
13 - Driver Seat Side Air Bag-Located on the seat back of the driver seat
14 - Left Rear Side Impact Sensor (SIS)-Located under the left rear door trim near the lower rear of the door frame
15 - Driver Seat Belt Retractor Pretensioner-Located on the left front B Piller
16 - Driver Seat Position Sensor (SPS)-Located on the right front inboard seat track
17 - Left Front Side Impact Sensor (SIS)-Located under the left front door trim near the lower rear of the door frame
18 - Driver Steering Wheel Air Bag-Located on the steering wheel
19 - Underhood Fuse Block and Auxiliary Battery-Located under the hood on the left side
20 - Left Front Impact Sensor-Located on the front frame crossmember