See also:

Fuel
Use of the recommended fuel is an important part of the proper maintenance of this vehicle. To help keep the engine clean and maintain optimum vehicle performance, we recommend the use of gasoline ...

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 changed, OnSta ...

Interior
Manual inside rearview mirrors can be adjusted by holding in the center to move the mirror for a clearer view of behind the vehicle. Adjust the mirror to avoid glare from the headlamps behind you. ...