GMC Terrain: Driving and Operating / Driver Assistance Systems

Cleaning the Sensing System

The camera sensor on the windshield behind the rearview mirror can become blocked by snow, ice, dirt, mud, or debris. This area needs to be cleaned for ACC to operate properly...

Driver Assistance Systems

This vehicle may have features that work together to help avoid crashes or reduce crash damage while driving, backing, and parking. Read this entire section before using these systems...

Other information:

GMC Terrain 2018-2025 Owners Manual: Hands-Free Operation

The liftgate may be operated with a kicking motion under the rear bumper between the left exhaust pipe and the license plate. The RKE transmitter must be within 1 m (3 ft) of the rear bumper to operate the power liftgate hands-free. The hands-free feature will not work while the liftgate is moving...

GMC Terrain 2018-2025 Owners Manual: Securing Child Restraints (With the Seat Belt in the Front Seat)

This vehicle has airbags. A rear seat is a safer place to secure a forward-facing child restraint. See Where to Put the Restraint. In addition, the vehicle has a passenger sensing system which is designed to turn off the front outboard passenger frontal airbag under certain conditions...