Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada-13557849) -
2020 - CRC - 6/25/19
Vehicle Care
243
5. Reverse Steps 1
–
3 to reinstall
the filter cover housing.
3.6L V6 Engine
To inspect or replace the engine air
cleaner/filter:
1. Remove the seven screws on
top of the engine air cleaner/
filter housing.
2. Lift the filter cover housing
away from the engine air
cleaner/filter housing.
3. Pull out the filter.
4. Inspect or replace the engine
air cleaner/filter.
5. Reverse Steps 1
–
3 to reinstall
the filter cover housing.
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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.
When it is safe to lift the hood:
2.0L L4 Turbo Engine
1. Engine Cooling Fan (Out
of View)
2. Coolant Surge Tank and
Pressure Cap