GMC Terrain: Seats and Restraints / Airbag System

Replacing Seat Belt System Parts after a Crash

Warning A crash can damage the seat belt system in the vehicle. A damaged seat belt system may not properly protect the person using it, resulting in serious injury or even death in a crash...

Airbag System

The vehicle has the following airbags: A frontal airbag for the driver A frontal airbag for the front outboard passenger A seat-mounted side impact airbag for the driver A seat-mounted side impact airbag for the front outboard passenger A roof-rail airbag for the driver and the passenger seated directly behind the driver A roof-rail airbag for the front outboard passenger and..

Other information:

GMC Terrain 2018-2024 Owners Manual: Filling the DEF Tank

Caution Use only DEF that is GM approved, or fluid containing the API certified or ISO 22241 label. The use of other fluids could damage the system, requiring costly repairs that will not be covered by the vehicle warranty. Caution Do not mix fuel with DEF, and do not put DEF in the fuel tank. This could lead to costly repairs that might not be covered by the vehicle warranty. It is rec..

GMC Terrain 2018-2024 Owners Manual: New Vehicle Break-In

Caution The vehicle does not need an elaborate break-in. But it will perform better in the long run if you follow these guidelines: Do not drive at any one constant speed, fast or slow, for the first 800 km (500 mi). Do not make full-throttle starts. Avoid downshifting to brake or slow the vehicle. Avoid making hard stops for the first 300 km (200 mi) or so. During this time th..