Engine Air Filter Life System; Engine Air Cleaner/Filter - GMC Sierra Denali 1500 2023 Owner's Manual

344 Vehicle Care
in these vehicles. Because this procedure is
difficult, this should be done at the dealer.
Contact the dealer for additional information
or the procedure can be found in the service
manual. See Publication Ordering
Information 0 438.
Caution
Use of the incorrect automatic
transmission fluid may damage the
vehicle, and the damage may not be
covered by the vehicle warranty. Always
use the correct automatic transmission
fluid. See Recommended Fluids and
Lubricants 0 422.
Change the fluid and filter at the scheduled
maintenance intervals listed in Maintenance
Schedule 0 418. Be sure to use the
transmission fluid listed in Recommended
Fluids and Lubricants 0 422.

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 the 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 the 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) (Base
Level) 0 130 or
Driver Information Center (DIC) (Uplevel)
0 131.
3. Press on the steering wheel, or press
the trip odometer reset stem if the
vehicle does not have DIC controls, to
move to the Reset/Disable display area.
Select Reset then press the thumbwheel
or press the reset stem for several
seconds.
4. Press the thumbwheel or the reset stem
to confirm the reset.

Engine Air Cleaner/Filter

The engine air cleaner/filter is on the driver
side of the engine compartment. See Engine
Compartment Overview 0 338.
When to Inspect the Engine Air Cleaner/
Filter
If the vehicle is not equipped with the
engine air filter life system see Maintenance
Schedule 0 418 for intervals on inspecting
and replacing the engine air cleaner filter.
How to Inspect/Replace the Engine Air
Cleaner/Filter
Do not start or run the engine with the
engine air cleaner/filter housing open.
Before removing the engine air cleaner/
filter, clear any dirt and debris away from
the engine air cleaner/filter housing and
nearby components. Remove the engine air
cleaner/filter. Lightly tap and shake the
engine air cleaner/filter (away from the
vehicle), to release loose dust and dirt.