2012 GMC Sierra Owner's Manual - Page 520

13-6 Customer Information Customer Assistance for Text Telephone (TTY) Users (U.S. and Canada) To assist customers who are deaf, hard of hearing, or speech impaired and who use Text Telephones (TTYs), GMC has TTY equipment available at its Customer Assistance Center. Any TTY user can communicate with GMC by dialing: 1-800-462-8583. TTY users in Canada can dial 1-800-263-3830. 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. . Other Helpful Links GMC - www.gmc.com GMC Merchandise - www.gmccollection.com Help Center - www.gmc.com/helpcenter . FAQ (Frequently Asked Questions) Contact Us . Digital owner manual, warranty information, and more. Storage for online service and maintenance records. GMC dealer locator for service nationwide. Exclusive privileges and offers. Recall notices for your specific vehicle. OnStar and GM Cardmember Services Earnings summaries. . GMC Owner Centre (Canada) gmcowner.ca Take a trip to the GMC Owner Centre: . . . . Chat live with online help representatives. Use the Vehicle Tools section. Access third party enthusiast sites and social media networks. Locate owner resources such as lease-end, financing, and warranty information. . . . .