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 2018-2023 Owners Manual: Courtesy Transportation Program


To enhance your ownership experience, we and our participating dealers are proud to offer Courtesy Transportation, a customer support program for vehicles with the Bumper-to-Bumper (Base Warranty Coverage period in Canada), extended powertrain, and/or hybrid-specific warranties in both the U...

GMC Terrain 2018-2023 Owners Manual: Seat Exit Memory


Seat Exit Memory is not linked to an RKE transmitter. The position saved to is used for all drivers. To turn Seat Exit Memory on or off, see "Vehicle Personalization Settings" previously in this section and Vehicle Personalization. If turned on, the position saved to is automatically recalled when one of the following occurs: The vehicle is turned off and the driver door is opened withi..

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