See also:

OnStar Additional Information
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 ow ...

StabiliTrak® Indicator Light
This warning light should come on briefly when the engine is started. During most driving conditions, this light will not come on. If the StabiliTrak® System is actively controlling the sta ...

Driving On Grades
Reduce speed and shift to a lower gear before starting down a long or steep downgrade. If the transmission is not shifted down, the brakes might have to be used so much that they would get hot and ...