OnStar Services

See also:

Resuming a Set Speed
If the cruise control is set at a desired speed and then the brakes are applied or the is pressed, the cruise control is disengaged without erasing the set speed from memory. Once the vehicl ...

When the Light Is On Steady
This indicates that one or more of the tires are significantly underinflated. A Driver Information Center (DIC) tire pressure message may also display. See Vehicle Messages  for more informati ...

Cruise Control Light
The cruise control light is white whenever the cruise control is set, and turns green when the cruise control is active. The light turns off when the cruise control is turned off. See Cruise Cont ...