Cooling System - Cadillac STS 2011 Owner's Manual

Cooling System

The cooling system allows the engine to maintain the
correct working temperature.
A. Electric Engine Cooling Fan(s) (Out of view)
B. Mechanical Engine Cooling Fan (If equipped)
(Out of view)
C. Coolant Surge Tank and Pressure Cap
6-24
WARNING:
An electric engine cooling fan under the hood can
start up even when the engine is not running and
can cause injury. Keep hands, clothing, and tools
away from any underhood electric fan.