See also:

Roadside Service (Mexico)
As a new owner, your vehicle is automatically enrolled in the Roadside Assistance program. The services are available at no cost under the terms and conditions of the program. The Roadside Assista ...

Lumbar Adjustment
To adjust the lumbar support: Press and hold the front or rear of the control to increase or decrease lumbar support. Press and hold the top or bottom of the control to raise or lower the ...

OnStar Additional Information
Transferring Service Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ow ...