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 ...

Vehicle Personalization
The audio system controls are used to access the personalization menus for customizing vehicle features. CONFIG (Configuration): Press to access the Configuration Settings Menu. Knob: Press the cen ...

TTY Users
OnStar has the ability to communicate to the deaf, hard-of-hearing, or speech-impaired customers while in the vehicle. The available dealer-installed TTY system can provide in-vehicle acce ...