See also:

Cooling System
The cooling system allows the engine to maintain the correct working temperature. A. Engine Coolant Recovery Tank B. Radiator Pressure Cap C. Engine Cooling Fans (Out of View) WARNING An electr ...

Checking Coolant
The vehicle must be on a level surface when checking the coolant level. Check to see if coolant is visible in the coolant recovery tank. If the coolant inside the coolant recovery tank is boiling, do ...

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 ...