See also:

CD Player
The infotainment system's CD player can play audio CDs and MP3 CDs. CDs that are 8 cm (3 in) in diameter will not work in the CD player. ...

Folding the Seatback
To fold the seatback: 1. Open the liftgate to access the controls for the seat. 2. Remove all items on the seat cushion. Notice: Folding a rear seat with the safety belts still fastened may cause d ...

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 ch ...