See also:

Engine Coolant (4.6L Engine)
The cooling system in the vehicle is filled with DEX-COOL® engine coolant. This coolant is designed to remain in the vehicle for five years or 150,000 miles (240 000 km), whichever occurs first ...

Remote Vehicle Start
The vehicle may have this feature that allows you to start the engine from outside the vehicle. (Remote Vehicle Start): This button will be on the RKE transmitter if the vehicle has remote start ...

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 chan ...