See also:

Reporting Safety Defects to theCanadian Government
If you live in Canada, and you believe that your vehicle has a safety defect, you should immediately notify Transport Canada, in addition to notifying General Motors of Canada Limited. You may c ...

Voice Pass-Thru
Voice pass-thru allows access to the voice recognition commands on the cell phone. See the cell phone manufacturer's user guide to see if the cell phone supports this feature. To access contacts stor ...

Warranty
OnStar equipment may be warranted as part of the new-vehicle limited warranty. The manufacturer of the vehicle furnishes detailed warranty information. ...