OnStar Services

See also:

Driver Information Center (DIC)
The Driver Information Center (DIC) displays information about the vehicle. It also displays warning messages if a system problem is detected. See Vehicle Messages  for more information. All ...

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 ...

Defensive Driving
Defensive driving means “always expect the unexpected.” The first step in driving defensively is to wear your safety belt — See Safety Belts: They Are for Everyone. WARNING: Assume that ...