Speedometer
The speedometer shows the vehicle's speed in either kilometers per hour (km/h) or miles per hour (mph).
See also:
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.
...
Detecting the Vehicle Ahead
The green vehicle ahead indicator will appear when a vehicle is detected ahead.
Whenever this indicator does not appear, FCA will not respond. The indicator may
disappear on curves, highway exit ...
New Vehicle Break-In
Notice: The vehicle does not need an elaborate break-in. But it will perform
better in the long run if you follow these guidelines:
○ Do not drive at any one constant speed, fast or slow, for ...