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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    Operation
    Rearview mirror with compass. The rearview mirror has an integrated display that shows the compass direction in which the vehicle is pointing. Eight different directions are shown with the ab ...

    Random playback
    Random playback is operated in the same way a CD is played. Refer to “Random playback”. Each time you press the button for 0.5 second or longer (type C audio)/ button (the “RDM” ...

    Trip distance
    Distance travelled since the last memory reset. The maximum trip reading is 9 999.9 (kilometres or miles). The computer will automatically reset to zero if this distance is exceeded. ...