GMC Terrain: Reactivation for Subsequent Owners
Push 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:
AUTO button
FULL AUTO mode operation:
When the “AUTO” button is pressed, the
indicator light “FULL AUTO” on the display
illuminates. In this state, fan speed, airflow
distribution, air-inlet cont ...
Suggestions for economical operation
Your vehicle's fuel economy depends mainly on your style of driving, where you
drive and when you drive. Each of these factors affects how many kilometers (miles)
you can get from liter (a gal ...
Auxiliary input jack (if equipped)
1) Models without Hands-free system
2) Models with Hands-free system
By connecting a commercial audio product
to the vehicle, such as a portable
audio player, you can hear its sound via
the ...