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Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-12032610) -
2019 - CRC - 3/26/18
248 VEHICLE CARE
1. Screws
2. Secondary Air Hose
3. Lower Air Duct Clamp
4. Lower Electrical Connector
5. Upper Electrical Connector
6. Upper Air Duct Clamp
1. Disconnect the lower and upper
outlet ducts by loosening the
lower (3) and upper (6) air duct
clamps.
2. Disconnect the lower (4) and
upper (5) electrical connectors
and wiring attachments from the
air cleaner/filter cover.
3. Remove the screws (1) on top of
the air cleaner/filter cover.
4. Lift the air cleaner/filter cover
housing away from the engine.
5. Pull out the air cleaner/filter.
6. Inspect or replace the engine air
cleaner/filter.
7. Reverse Steps 1–5 to reinstall the
air cleaner/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.
3.6L V6 Engine
1. Electric Engine Cooling Fans
(Out of View)
2. Coolant Surge Tank and
Pressure Cap
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