GMC Terrain: OnStar / OnStar Overview

Voice Command Button
Blue OnStar Button
Red Emergency Button
This vehicle may be equipped with a
comprehensive, in-vehicle system
that can connect to an OnStar
Advisor for Emergency, Security,
Navigation, Connections, and
Diagnostics Services. OnStar
services may require a paid service
plan and data plan. OnStar requires
the vehicle battery and electrical
system, cellular service, and GPS
satellite signals to be available and
operating. OnStar acts as a link to
existing emergency service
providers. OnStar may collect
information about you and your
vehicle, including location
information. See OnStar User
Terms, Privacy Statement, and
Software Terms for more details
including system limitations at
www.onstar.com (U.S.) or
www.onstar.ca (Canada).
The OnStar system status light is
next to the OnStar buttons. If the
status light is:
Solid Green: System is ready.
Flashing Green: On a call.
Red: Indicates a problem.
Off: System is off. Press
twice to speak with an OnStar
Advisor.
Press
or call 1-888-4ONSTAR
(1-888-466-7827) to speak to an
Advisor.
Functionality of the Voice Command
button may vary by vehicle and
region.
Press
to:
- Open the OnStar app on the
infotainment display. See the
infotainment manual for
information on how to use the
OnStar app.
Or
- Make a call, end a call,
or answer an incoming call.
- Give OnStar Hands-Free Calling
voice commands.
- Give OnStar Turn-by-Turn
Navigation voice commands.
- Obtain and customize the Wi-Fi
hotspot name or SSID and
password, if equipped.
Press
to connect to an
Advisor to:
- Verify account information or
update contact information.
- Get driving directions.
- Receive a Diagnostic check of
the vehicle's key operating
systems.
- Receive Roadside Assistance.
- Manage Wi-Fi Settings,
if equipped.
Press
to get a priority
connection
to an OnStar Advisor available
24/7 to:
- Get help for an emergency.
- Be a Good Samaritan or
respond to an AMBER Alert.
- Get assistance in severe
weather or other crisis situations
and find evacuation routes.
Other information:
Folding Mirrors
Manual Folding Mirrors
The mirrors can be folded inward
toward the vehicle to prevent
damage when going through an automatic car wash. Push the mirror
outward to return it to the original
position.
Memory Mirrors
The vehicle may have memory
mirrors. See Memory Seats.
Lane Change Alert (LCA)
The vehicle may have LCA. See
Lane Change Alert (LCA).
Heated Mirrors
If equipped, the..
For U.S.-purchased vehicles, call
1-888-881-3302; (Text Telephone
(TTY): 1-888-889-2438).
For Canadian-purchased vehicles,
call 1-800-268-6800.
Service is available 24 hours a day,
365 days a year.
Calling for Assistance
When calling Roadside Assistance,
have the following information
ready:
Your name, home address, and
home telephone number
Telephone number of your
location
Location..