Services for People with Disabilities
Advisors provide services to help subscribers with physical disabilities and medical conditions.
Push 
for help with:
○ Locating a gas station with an attendant to pump gas.
○ Finding a hotel, restaurant, etc., that meets accessibility needs.
○ Providing directions to the closest hospital or pharmacy in urgent situations.
See also:
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 owners ...
Parking Brake
To set the parking brake, hold the regular brake pedal down, then push the parking
brake pedal down.
If the ignition is on, the brake system warning light will come on. See Brake
System Warning ...
Online Owner Center
Manage your vehicle (U.S.) at gmc.com. Click on “Owners,” then “Manage My GMC/Owners Login.”
Information and services customized for your specific vehicle — all in one convenient place.
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