Cooling System - GMC Cadillac CT5 2021 Manual

Warning
Operating the engine with the air
cleaner/filter off can cause you or
others to be burned. Use caution
when working on the engine. Do
not start the engine or drive the
vehicle with the air cleaner/filter
off, as flames may be present if the
engine backfires.
Caution
If the air cleaner/filter is off, dirt
can easily get into the engine,
which could damage it. Always have
the air cleaner/filter in place when
driving.

Cooling System

The cooling system allows the engine
to maintain the correct working
temperature.
2.0L L4 Engine
1. Engine Coolant Surge Tank and
Pressure Cap
2. Engine Cooling Fan (Out of View)
VEHICLE CARE
3.0L V6 Engine
1. Engine Coolant Surge Tank and
Pressure Cap
2. Engine Cooling Fan (Out of View)
Warning
An underhood electric fan 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.
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