GMC Terrain: OnStar Overview
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services.
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.
Push or call 1&-888&-4&-ONSTAR (1&-888&-466&-7827)
to speak to an Advisor.
Push to:
○ 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. Requires the available Directions
and Connections service plan.
Push to connect to a live Advisor
to:
○ Verify account information or update contact information. . Get driving directions. Requires the available Directions and Connections service plan. . Receive On-Demand Diagnostics for a check on the vehicle’s key operating systems. . Receive Roadside Assistance.
Push to get a priority connection
to an Emergency Advisor available 24/7 to:
○ Get help for an emergency.
○ Be a Good Samaritan or respond to an AMBER Alert.
○ Get crisis assistance and evacuation routes.
OnStar
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OnStar Services
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See also:
Resetting to factory settings
For safety reasons, the Daytime Running Lights: function in the Lights submenu
is only reset when the vehicle is stationary.
Press the or
button on the steering wheel to
select the Settin ...
Pregnant women restraint
WARNING:
● Seat belts work for everyone, including pregnant women. Pregnant women should
use the available seat belts. This will reduce the likelihood of injury to both
the woman and the u ...
Water deposits
The climate control system removes moisture
from the air and deposits the excess water
beneath the vehicle. Puddles may form but this
is normal and is no cause for concern. ...