Speedometer
The speedometer shows how fast the vehicle is moving in either kilometers per hour (km/h) or miles per hour (mph). The speedometer cannot be reset.
See also:
Connections
OnStar Hands-Free Calling allows calls to be made and received from the vehicle.
The vehicle can also be controlled from a cell phone through the OnStar mobile app.
See www.onstar.com for coverage ...
Customer Assistance Offices (U.S. and Canada)
GMC encourages customers to call the toll-free number for assistance.
However, if a customer wishes to write or e-mail GMC, the letter should be addressed to:
United States
GMC Customer Assistance ...
Collision Alert
When your vehicle approaches another vehicle too rapidly, the red FCA display
will flash and sound several beeps. When this occurs, the brake system prepares
for driver braking to occur more rap ...