Vehicles For Defective Airbags http://www.bharatstudent.com/blogs/viewblog.php... Airbag Module function as supplemental safety devices designed to work with seat belts to minimize injuries in vehicle accidents. Airbags are designed, in theory, to reduce the chance of an individual striking against the interior of a car thus reducing injury supposedly. In a moderate to severe automobile accident, both side and frontal impact airbags will likely deploy.