GMC Terrain: Seats and Restraints / Child Restraints

Replacing Airbag System Parts after a Crash

Warning A crash can damage the airbag systems in the vehicle. A damaged airbag system may not properly protect you and your passenger(s) in a crash, resulting in serious injury or even death...

Older Children

Older children who have outgrown booster seats should wear the vehicle’s seat belts. The manufacturer instructions that come with the booster seat state the weight and height limitations for that booster...

Other information:

GMC Terrain 2018-2026 Owners Manual: Passenger Sensing System


The vehicle has a passenger sensing system for the front outboard passenger position. The passenger airbag status indicator will light on the overhead console when the vehicle is started. The words ON and OFF will be visible during the system check...

GMC Terrain 2018-2026 Owners Manual: Battery Load Management,  Battery Power Protection and Exterior Lighting Battery Saver


Battery Load Management The vehicle has Electric Power Management (EPM) that estimates the battery's temperature and state of charge. It then adjusts the voltage for best performance and extended life of the battery. When the battery's state of charge is low, the voltage is raised slightly to quickly bring the charge back up...

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