OnStar Additional Information

See also:

Headlamp Aiming
The headlamp aiming system has been preset at the factory. If the vehicle is damaged in an accident, the aim of the headlamps may be affected and adjustment may be necessary. It is recommend ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the v ...

How to Wear Safety Belts Properly
This section is only for people of adult size. Be aware that there are special things to know about safety belts and children. And there are different rules for smaller children and infants. If a ...