Hydraulic Power Steering (3.0L V6 Engine)
If power steering assist is lost due to a system malfunction, the vehicle can be steered, but may require increased effort.
See also:
Global Off
Depending on the infotainment system, the RSE system may have a Global Off feature.
The Global Off feature disables all RSE system features. Press and hold the radio
power button for more than thr ...
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.
...
Other Navigation Services Available from OnStar
OnStar eNav: Allows subscribers to send destinations from Google Maps™ and MapQuest.com to their Turn-by-Turn Navigation or screen-based navigation system.
When ready, the directions will be downlo ...