GMC Terrain: Potential Issues - Services for People with Disabilities - OnStar Additional Information - OnStar - GMC Terrain Owner's ManualGMC Terrain: Potential Issues

Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five days, OnStar can contact Roadside Assistance and a locksmith to help gain access to the vehicle.

    Languages
    The vehicle can be programmed to respond in French or Spanish. Push Q and ask an Advisor. Advisors can speak French or Spanish. ...

    Global Positioning System (GPS)
    ○ Obstruction of the GPS can occur in a large city with tall buildings; in parking garages; around airports; in tunnels, underpasses, or parking garages; or in an area with very dense trees. ...

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    Direction indicator and side lamp bulbs
    Removing the nearside bulbs; To gain more room for accessibility, follow steps 1 and 2 for moving the nearside headlamp unit. 1. At the back of the headlamp unit, remove the indicator bulb hous ...

    Opening and closing the side windows
    Front left Front right ear right ear left The switches for all side windows are located on the driver's door. There is also a switch on each door for the corresponding side window. ...

    Audio/video playback through the A/VAUX socket
    1. Switch on one of the rear screens by pressing its On/Off button. 2. Use the remote control's button to select a screen (L: left rear screen, F: front screen, or R: right rear screen). Poi ...