Chevrolet Sonic Repair Manual: Air Bag Modules

Servicing the SIR System Warning

Warning: When performing service on or around the SIR components or the SIR wiring, follow the procedures listed below in order to temporarily disable the SIR system. Failure to follow the pr ...

Airbag Front Passenger Presence Sensor Replacement

Airbag Front Passenger Presence Sensor Replacement Callout Component Name Warning: Replace the passenger presence system as a ...

Other materials:

Safety Belt Pretensioners
This vehicle has safety belt pretensioners for front outboard occupants. Although the safety belt pretensioners cannot be seen, they are part of the safety belt assembly. They can help tighten the safety belts during the early stages of a moderate to severe frontal, near frontal, or rear crash ...

Steering Angle Sensor Centering
The steering angle sensor does not require centering often. Centering of the steering angle sensor might be required after certain service procedures are performed. Some of these procedures are as follows: Wheel alignment Steering gear replacement Steering column replacement Collision ...

Body Control System Description and Operation
The body control system consists of the body control module (BCM), communications, and various input and outputs. Some inputs, outputs and messages require other modules to interact with the BCM. The BCM also has discrete input and output terminals to control the vehicle's body functions. ...