GMC Terrain: Reactivation for Subsequent Owners - OnStar Additional Information - OnStar - GMC Terrain Owner's ManualGMC Terrain: Reactivation for Subsequent Owners

Push to an Advisor as soon as possible after acquiring the vehicle. The Advisor will and follow the prompts to speak to an Advisor as soon as possible after acquiring the vehicle. The Advisor will update vehicle records and will explain the OnStar service offers and options available.

    Transferring Service
    Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has changed, ...

    How OnStar Service Works
    Automatic Crash Response, Emergency Services, Crisis Assist, Stolen Vehicle Assistance, Vehicle Diagnostics, Remote Door Unlock, Roadside Assistance, Turn-by-Turn Navigation, and Hands-Free Callin ...

    See also:

    Understanding your tire pressure monitoring system (TPMS)
    The tire pressure monitoring system measures pressure in your four road tires and sends the tire pressure readings to your vehicle. The low tire pressure warning light will turn on if the tire press ...

    Postcode
    Not all countries have this facility. Enter the postcode of your waypoint or destination from the keypad. The postcode must be entered precisely, including any spaces or punctuation. When the post ...

    Recommended Engine Oil
    Oil is a major contributor to your engine’s performance and longevity. Always use a premium-grade 0W-20 detergent oil displaying the API Certification Seal. This seal indicates the oil is e ...