Chevrolet Cobalt Service & Repair Manual: Air Bag System Diagnosis & Testing

Description & Operation

The SIR system helps supplement the protection offered by the driver and front passenger seat belts by deploying air bag module from the center of steering wheel, passenger's instru ...

Diagnostic Trouble Codes

Diagnostic Trouble Code Identification Code Description B0012 Driver Steering Wheel Air Bag Deployment Loop Stage 1 Fault ...

See also:

Chevrolet Cobalt Owners Manual. What Makes an Airbag Inflate?
In a deployment event, the sensing system sends an electrical signal triggering a release of gas from the inflator. Gas from the inflator fills the airbag causing the bag to break out of the cover and deploy. The inflator, the airbag, and related hardware are all part of the airbag module. Fro ...