GMC Terrain: 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 Diagnostics. Click on the “My Account” tab on the home page.
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-vehicl ...
OnStar Personal Identification Number (PIN)
A PIN is needed to access some of the OnStar services, like Remote Door Unlock
and Stolen Vehicle Assistance. You will be prompted to change the PIN the first
time when speaking with an Advisor. T ...
See also:
Emergency Brake Assistance
EBA is designed to provide full brake effect
immediately in the event of sudden, hard braking.
The system is activated by the speed with
which the brake pedal is depressed.
When the EBA system i ...
Opening and closing the side trim panels
You must open the side trim panel in the cargo compartment before you can change
the bulbs in the tail lamps.
Left-hand side trim panel
Right-hand side trim panel
To open: turn release kno ...
Rain Sensing Intermittent Wipers — If Equipped
When ON is selected, the system will automatically
activate the windshield wipers if it senses moisture on
the windshield. To make your selection, press and release
the SELECT button until “ON ...
