Roadside Assistance Program
U.S.: 1-888-881-3302
TTY Users (U.S.): 1-888-889-2438
Canada: 1-800-268-6800
Mexico: 01-800-466-0801
As the owner of a new GMC, you are automatically enrolled in the Roadside Assistance program.
See Roadside Assistance Program (U.S. and Canada) on page 13‑8 or Roadside Assistance Program (Mexico) on page 13‑10 for more information.
Roadside Assistance and OnStar (U.S. and Canada)
If you have an active OnStar subscription, press the button and the current GPS location will be sent to an OnStar advisor who will assess your problem, contact Roadside Assistance, and relay your exact location to get the help you need.
Online Owner Center (U.S. and Canada)
The Online Owner Center is a complimentary service that includes online service reminders, vehicle maintenance tips, online owner manual, special privileges, and more.
Sign up today at:
U.S.: gmc.com (click on “Owners,” then “Manage My GMC/Owners Login”) Canada: gmcowner.ca
See also:
Trailer Sway Control (TSC)
Non-hybrid vehicles with StabiliTrak have a Trailer Sway Control (TSC) feature. If the vehicle is towing a trailer and the system detects that the trailer is swaying, the vehicle brakes are applied wi ...
Wiper Blade Replacement
Windshield wiper blades should be inspected for wear or cracking.
See Maintenance Schedule on page 11‑3 for more information.
Replacement blades come in different types and are removed in diff ...
Voltmeter Gauge
When the engine is not running, but the ignition is turned on, this gauge shows the battery's state of charge in DC volts.
When the engine is running, this gauge shows the condition of the charging ...