See also:

Engine Coolant
The cooling system in the vehicle for all engines and the intercooler is filled with DEX-COOL®. This coolant is designed to remain in the vehicle for 5 years or 240 000 km (150,000 mi), whic ...

Cooling System
The cooling system allows the engine to maintain the correct working temperature. When it is safe to lift the hood: A. Electric Engine Cooling Fan(s) (Out of View) B. Coolant Surge Tank and ...

How OnStar Service Works
Automatic Crash Response, Emergency Services, Crisis Assist, Stolen Vehicle Assistance, Vehicle Diagnostics, Remote Door Unlock, Roadside Assistance, Turn-by-Turn Navigation, and Hands-Free ...