OnStar Personal Identification Number (PIN)
A PIN is needed to access some of the OnStar services, like Remote Door Unlock and Stolen Vehicle Assistance. You will be prompted to change the PIN the first time when speaking with an Advisor. To change the OnStar PIN, call OnStar and provide the Advisor with the current number.
See also:
Online Owner Center
GMC Owner Center (U.S.) www.gmcownercenter.com
Information and services customized for your specific vehicle — all in one convenient place.
• Digital owner manual, warranty information, and more ...
Filling a Portable Fuel Container
WARNING
Never fill a portable fuel container while it is in the vehicle. Static electricity discharge from the container can ignite the fuel vapor. You can be badly burned and the vehicle damaged if ...
Replacing Brake System Parts
The braking system on a vehicle is complex. Its many parts have to be of top quality and work well together if the vehicle is to have really good braking. The vehicle was designed and tested with top- ...





