See also:

Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if ...

Services Not Included in Roadside Assistance
• Impound towing caused by violation of any laws. • Legal fines. • Mounting, dismounting, or changing of snow tires, chains, or other traction devices. • Towing or services for vehicles dri ...

Lamp Messages
TURN SIGNAL ON This message displays and a chime sounds if a turn signal is left on for 1.2 km (0.75 mile). Move the turn signal/multifunction lever to the off position. ...