GMC Terrain: Airbag System / What Makes an Airbag Inflate?

GMC Terrain 2018-2022 Owners Manual / Seats and Restraints / Airbag System / 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. The inflator, the airbag, and related hardware are all part of the airbag module.

For airbag locations, see Where Are the Airbags?.

When Should an Airbag Inflate?

This vehicle is equipped with airbags. See Airbag System. Airbags are designed to inflate if the impact exceeds the specific airbag system's deployment threshold...

How Does an Airbag Restrain?

In moderate to severe frontal or near frontal collisions, even belted occupants can contact the steering wheel or the instrument panel. In moderate to severe side collisions, even belted occupants can contact the inside of the vehicle...

Other information:

GMC Terrain 2018-2022 Owners Manual: Conversions and Add-Ons

Add-On Electrical Equipment Warning The Data Link Connector (DLC) is used for vehicle service and Emission Inspection/Maintenance testing. See Malfunction Indicator Lamp (Check Engine Light). A device connected to the DLC — such as an aftermarket fleet or driver-behavior tracking device — may interfere with vehicle systems...

GMC Terrain 2018-2022 Owners Manual: Child Restraint Systems