See also:

Hill Start Assist (HSA)
This vehicle has a Hill Start Assist (HSA) feature, which may be useful when the vehicle is stopped on a grade. This feature is designed to prevent the vehicle from rolling, either forward or rear ...

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, OnSta ...

Doing Your Own Service Work
WARNING You can be injured and the vehicle could be damaged if you try to do service work on a vehicle without knowing enough about it. . Be sure you have sufficient knowledge, experience, the pr ...