See also:

Automatic Dimming Feature
The vehicle may have an automatic dimming driver outside mirror. Automatic dimming reduces the glare of the headlamps behind you. See Power Mirrors. ...

Securing a Child Restraint in a Rear Outside Seat Position
If your child restraint has the LATCH system, see Lower Anchors and Tethers for Children (LATCH) on page 54. If your child restraint does not have the LATCH system, you will be using the lap-sho ...

Transferring Service
Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has chan ...