See also:

Once a Year
• Starter switch check. See Owner Checks and Services. • Parking brake and automatic transmission P (Park) mechanism check. See Owner Checks and Services. • Automatic transmission shiftl ...

DIC Operation and Displays
The DIC has different displays which can be accessed by using the DIC buttons on the turn signal lever, located on the left side of the steering wheel. The DIC displays trip, fuel, and vehicle sys ...

How OnStar® Service Works
In order to provide you with OnStar® services, your vehicle’s OnStar® system has the capability of recording and transmitting vehicle information. This information is automatically sent to an ...