GMC Terrain: TTY Users
OnStar has the ability to communicate to the deaf, hard&-ofhearing, or speech&-impaired customers while in the vehicle. The available dealer&-installed TTY system can provide in-vehicle access to all of the OnStar services, except Virtual Advisor and OnStar Turn&-by&-Turn Navigation.
Services for People with Disabilities
Advisors provide services to help subscribers with physical disabilities and
medical conditions.
Push for help with:
○ Locating a gas station with an attendant to pump gas.
○ Finding ...
Onstar.com
The website provides access to account information, manages the OnStar subscription,
and allows viewing of videos of each service. Get subscription plan pricing and
sign up for OnStar Vehicle Diag ...
See also:
To Lock The Doors And Liftgate
Press and release the LOCK button on the RKE transmitter
to lock all doors and the liftgate. The turn signal lights
will flash and the horn will chirp to acknowledge the lock
signal. ...
Compass zone adjustment
Compass calibration zones
1. Refer to the “Compass calibration
zones” map shown above to verify that
the compass zone setting is correct for
your geographical location.
2. Press and ...
Blizzard Conditions
Being stuck in snow can be a serious situation. Stay with the vehicle unless
there is help nearby. If possible, use the Roadside Assistance Program (U.S. and
Canada) on page 13‑7 or Roadside ...
