See also:

Brakes
Brakes stop the vehicle and are crucial to safe driving. • Signs of brake wear may include chirping, grinding, or squealing noises, or difficulty stopping. • Trained dealer technicians have acce ...

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, ...

Connections
OnStar Hands-Free Calling allows calls to be made and received from the vehicle. The vehicle can also be controlled from a cell phone through the OnStar mobile app. See www.onstar.com for coverage map ...