Cooling System Description and Operation: Coolant
WARNING: This page is about a different car, the 2002 Oldsmobile Intrigue, 2001 Oldsmobile Intrigue, and 2000 Oldsmobile Intrigue. However, it is still accessible from the selected car via links, so may be relevant.
The engine coolant is a solution made up of a 50-50 mixture of DEX-COOL® and suitable drinking water. The coolant solution carries excess heat away from the engine to the radiator, where the heat is dissipated to the atmosphere.