Roadside Assistance Program
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 13‑7 or Roadside Assistance Program (Mexico) on page 13‑9 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.
See also:
Features
For most shoppers, the key feature will be the standard third-row seat. It
has adequate room for children, but adults will not find it accommodating for
more than a short trip. An optional second- ...
Interior
The Sierra showcases two different interior designs. Work Truck and SLE
models are more utility-minded, with large controls and door handles that can be
operated while wearing gloves. The SLT offe ...
How to Wear Safety Belts Properly
This section is only for people of adult size.
There are special things to know about safety belts and children. And there are different rules for smaller children and infants. If a child will be rid ...