GMC Terrain: OnStar

Vehicle Data Recording and Privacy

The vehicle has a number of computers that record information about the vehicle’s performance and how it is driven. For example, the vehicle uses computer modules to monitor and control engine and transmission performance, to monitor the conditions for airbag deployment and deploy them in a crash, and, if equipped, to provide antilock braking to help the driver control the vehicle...

OnStar Overview

  Voice Command Button Blue OnStar Button Red Emergency Button This vehicle may be equipped with a comprehensive, in-vehicle system that can connect to an OnStar Advisor for Emergency, Security, Navigation, Connections, and Diagnostics Services...

Other information:

GMC Terrain 2018-2021 Owners Manual: Fuel Gauge


Metric Uplevel English Uplevel When the ignition is on, the fuel gauge indicates about how much fuel is left in the tank. An arrow on the fuel gauge indicates the side of the vehicle the fuel door is on. When the indicator nears empty, the low fuel light comes on...

GMC Terrain 2018-2021 Owners Manual: Memory Features


If equipped, memory seats allow two drivers to save and recall their unique seat positions for driving the vehicle, and a shared exit position for getting out of the vehicle. Other feature positions may also be saved, such as power mirrors and power steering wheel, if equipped...

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