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3. Remove the engine air cleaner/
filter from the housing. Care
should be taken to dislodge as
little dirt as possible.
4. Clean the engine air cleaner/
filter sealing surfaces and the
housing.
5. Inspect or replace the engine air
cleaner/filter.
6. Reinstall the cover and tighten
the screws.
Operating the engine with the air
cleaner/filter off can cause you or
others to be burned. The air
cleaner not only cleans the air; it
helps to stop flames if the engine
backfires. Use caution when
working on the engine and do not
drive with the air cleaner/filter off.
If the vehicle has a diesel engine,
see Cooling System in the
Duramax diesel supplement for
more information.
The cooling system allows the
engine to maintain the correct
working temperature.
A. Coolant Surge Tank
B. Coolant Surge Tank
Pressure Cap
C. Engine Cooling Fan(s) (Out
of View)
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.
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