See also:

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 ...

Headlamp Wiring
An electrical overload may cause the lamps to go on and off, or in some cases to remain off. Have the headlamp wiring checked right away if the lamps go on and off or remain off. ...

Storing Button Memory Positions
To save positions into Button Memory: 1. Adjust the driver seat, seatback recliner, both outside mirrors, and adjustable pedals, if available, to the desired driving positions. 2. Press and hold ...