OnStar

See also:

Using the Call Command
1. Press . ► For vehicles without a navigation system, the system responds “Ready,” followed by a tone. ► For vehicles with a navigation system, the system responds with a tone. Aft ...

Braking in Emergencies
With ABS, you can steer and brake at the same time. In many emergencies, steering can help you more than even the very best braking. ...

Special Application Services
• Severe Commercial Use Vehicles Only: Lubricate chassis components every 5 000 km/3,000 mi. • Have underbody flushing service performed once a year. ...