Buick E2UB-N Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14583509) - 2021 - CRC - 1/8/21
Vehicle Care
261
Engine Air Filter Life System
If equipped, this feature provides the engine
air filter
’
s remaining life and best timing for
a change. The timing to change an engine
air filter depends on driving and
environmental conditions.
When to Change Engine Air Filter
When the Driver Information Center (DIC)
displays a message to replace the engine air
filter at the next oil change, follow this
timing.
When the DIC displays a message to replace
the engine air filter soon, replace the engine
air filter at the earliest convenience.
The system must be reset after the engine
air filter is changed.
If the DIC displays a message to check the
engine air filter system, see your dealer.
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)
3. Press
V
on the steering wheel to move
to the Reset/Disable display area. Select
Reset then press
V
for several seconds.
4. Press
V
to confirm the reset.
Engine Air Cleaner/Filter
The engine air cleaner/filter is in the engine
compartment on the passenger side of the
vehicle. See
.
When to Inspect the Engine Air Cleaner/
Filter
.
For intervals on changing and inspecting
the engine air cleaner/filter, see
.
.
If equipped with Engine Air Filter Life
System, see
.
If driving in dusty areas, follow the
engine air filter inspecting and changing
intervals, see
.
How to Inspect/Replace 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. 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.