Performance and Maintenance

See also:

How OnStar Service Works
: This blue button connects you to a specially trained OnStar advisor to verify your account information and to answer questions. : Push this red emergency button to get priority help fro ...

StabiliTrak® Indicator Light
This light comes on briefly while starting the engine. If it does not, have the vehicle serviced by your dealer/retailer. If the system is working normally the indicator light will then go of ...

Root Directory
The root directory is treated as a folder. All files contained directly under the root directory are accessed prior to any root directory folders. ...