See also:

Reporting Safety Defects to the Canadian Government
If you live in Canada, and you believe that the vehicle has a safety defect, notify Transport Canada immediately, and notify General Motors of Canada Limited. Call Transport Canada at 1-800-333-0510 o ...

Hitches
Use the correct hitch equipment. See your dealer or a hitch dealer for assistance. ○ The rear bumper on the vehicle is not intended for hitches. Do not attach rental hitches or other bumper-t ...

Potential Issues
Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five days, ...