GMC Terrain: Warning Lights, Gauges, and Indicators / Vehicle Ahead Indicator and Pedestrian Ahead Indicator

Hill Descent Control Light and Lane Keep Assist (LKA) Light

Hill Descent Control Light If equipped, the Hill Descent Control light comes on when the system is ready for use. When the light flashes, the system is active...

Traction Off Light

This light comes on briefly while starting the engine. If it does not, have the vehicle serviced by your dealer. If the system is working normally, the indicator light then turns off...

Other information:

GMC Terrain 2018-2025 Owners Manual: Dual Automatic Climate Control System

With this system the heating, cooling, and ventilation in the vehicle can be controlled. Driver Temperature Control A/C (Air Conditioning) Air Delivery Mode Controls Fan Control Defrost Passenger Temperature Control SYNC (Synchronized Temperature) Rear Window Defogger Power Button Air Recirculation AUTO (Automatic Operation) Automatic Operation The system automatically controls the..

GMC Terrain 2018-2025 Owners Manual: 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. The vehicle headlamps may need to be cleaned due to dirt, snow, or ice. Objects that are not illuminated correctly may be difficult to detect. If ACC will not operate, regular cruise control may be available. See ..