GMC Terrain Quiz
Seats and Restraints

What causes an air bag to inflate?

In this manual: Seats and Restraints
Introduction — 1In Brief — 46Keys, Doors and Windows — 37Seats and Restraints — 60Storage — 6Instruments and Controls — 58Lighting — 16Infotainment System — 1Climate Control — 8Driving and Operation — 128Vehicle Care — 75Service and Maintenance — 8Technical Data — 5Customer Information — 18OnStar — 6Connected Services — 4
~1min read

In the event of deployment, the detection system sends an electrical signal that causes the inflator to release gas. Gas from the inflator fills the airbag, which causes the cover to tear open. The inflator, airbag, and related hardware are part of the airbag module.

For airbag locations, refer to Where Are the Airbags?.

Test yourself

A quick GMC Terrain quiz: every answer comes with an explanation and a link to the manual page.