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.
See also:
Maintenance When Trailer Towing
The vehicle needs service more often when pulling a trailer. See the Maintenance
Schedule for more information. Things that are especially important in trailer operation
are automatic transmission ...
Installing the Third Row Seat
To install the seat:
1. Open the liftgate to access the rear of the vehicle.
2. Slide the front outboard seat wheels into the track on the floor and roll
the seat forward. The front latches should ...
Horn
To sound the horn, press the center pad on the steering wheel. ...