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Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13527548) - 2020 - CRC - 4/11/19
250 VEHICLE CARE
How to Reset Engine Air Filter
Life System
To reset:
1. Place the vehicle in P (Park).
2. Display the Air Filter Life on the
DIC. See Driver Information Center
(DIC) 0 123.
3. Press
T to move to the Reset/
Disable display area. Select Reset
then press
V.
4. Press to confirm to reset.
Engine Air Cleaner/Filter
The engine air cleaner/filter is in the
engine compartment on the passenger
side of the vehicle. See Engine
Compartment Overview 0 245.
When to Inspect the Engine Air
Cleaner/Filter
.
For inter vals on changing and
inspecting the engine air filter, see
Maintenance Schedule 0 318.
.
If equipped with Engine Air Filter
Life System, see Engine Air Filter
Life System 0 249.
.
If driving in very dusty areas,
follow the engine air filter
inspecting and changing inter vals,
see Maintenance Schedule 0 318.
How to Inspect the Engine Air
Cleaner/Filter
Do not start the engine or have the
engine running with the engine air
cleaner/filter housing open. Before
removing the engine air cleaner/filter,
make sure that the engine air cleaner/
filter housing and nearby components
are free of dirt and debris. Remove the
engine air cleaner/filter. Lightly tap
and shake the engine air cleaner/filter
(away from the vehicle), to release
dust and dirt. Inspect the engine air
cleaner/filter for damage, and replace
if damaged. Do not clean the engine
air cleaner/filter or components with
water or compressed air.
To inspect or replace the engine air
cleaner/filter:
1. Remove the six screws on top of
the engine air cleaner/filter
housing.
2. Lift the air cleaner/filter cover
housing away from the engine.
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.
6. Reset the Engine Air Filter
Monitor, if equipped.
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