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 2018-2024 Owners Manual: Fog Lamps

The fog lamps button is on the instrument panel beside the steering wheel. To turn on the fog lamps, the ignition and the headlamps or parking lamps must be on. : If equipped, press to turn on or off. An indicator light on the instrument cluster comes on when the fog lamps are on...

GMC Terrain 2018-2024 Owners Manual: Electric Parking Brake

The vehicle has an Electric Parking Brake (EPB). The EPB can always be activated, even if the ignition is off. To prevent draining the battery, avoid repeated cycles of the EPB system when the engine is not running. The system has a or PARK Electric Parking Brake light, and a Service Parking Brake light or Service Parking Brake message...