Chevrolet Sonic Repair Manual: SIR Identification Views

Supplemental Inflatable Restraint Identification Views

(1)	Right Front Impact Sensor - Located under the hood at the front right side of the vehicle
(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)	Right Front Side Impact Sensor - Located behind door panel on the passenger front door
(6)	Inflatable Restraint Sensing and Diagnostic Module - Located underneath the vehicle carpet under the center console
(7)	Passenger Seat Side Air Bag - Located on the seat back of passenger seat
(8)	Passenger Seat Belt Retractor Pretensioner - Located under the trim near the bottom of the center pillar on the passenger side of vehicle
(9)	Inflator Module for Right Roof Rail Air Bag - Located behind the garnish molding on the upper rear pillar
(10)	Rear Hood Assist Rod - A gas shock located under the rear truck lid on the passenger side
(11)	Rear Hood Assist Rod - A gas shock located under the rear truck lid on the driver side
(12)	Inflator Module for Left Roof Rail Air Bag - Located behind garnish molding on the upper rear pillar
(13)	Driver Seat Belt Retractor Pretensioner - Located under the trim near the bottom of the center pillar on the driver side of vehicle
(14)	Driver Seat Side Air Bag - Located on the seat back of driver seat
(15)	Left Front Side Impact Sensor - Located behind door panel on the driver front door
(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)	Vehicle Battery - Located at the front left of the engine compartment
(20)	Left Front Impact Sensor - Located under the hood at the front left side of the vehicle

SIR Disabling and Enabling

SIR component location affects how a vehicle should be serviced. There are parts of the SIR system installed in various locations around a vehicle. To find the location of the SIR components refer ...

SIR Service Precautions

General Service Instructions Warning: When performing service on or near the SIR components or the SIR wiring, the SIR system must be disabled. Refer to SIR Disabling and Enabling ...

Other materials:

Starting the Engine
The vehicle has a Computer-Controlled Cranking System. It assists in starting the engine and protects components. If the ignition key is turned to START and then released when the engine begins cranking, the engine will continue cranking for a few seconds or until the engine starts. If the eng ...

What to Add
Use only new DOT 3 brake fluid from a sealed container. See Recommended Fluids and Lubricants. Always clean the brake/clutch fluid reservoir cap and the area around the cap before removing it. This helps keep dirt from entering the reservoir. Warning With the wrong kind of fluid in the brake/ ...

Special Tools
Illustration Tool Number/Description EL 38758 EL 50074 J 38758 Parasitic Draw Test Switch EL 50313 EL 42000 EL 50076 J 42000 ...