Engine Air Cleaner/Filter - GMC Sierra 2500 HD2022 Owner's Manual

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 0 310.
When to Inspect the Engine Air Cleaner/
Filter
If the vehicle is not equipped with the
engine air filter life system, see
Maintenance Schedule 0 391 for intervals on
inspecting and replacing the engine air
cleaner filter.
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. Locate the air cleaner/filter assembly.
See Engine Compartment Overview
0 310.
2. Remove the eight screws on top of the
cover of the housing, then lift the cover.
3. Remove the engine air cleaner/filter from
the housing. Take care to dislodge as
little dirt as possible.
4. Clean the engine air cleaner/filter sealing
surfaces and the housing.
Vehicle Care
Warning
If part replacement is necessary, the part
must be replaced with one of the same
part number or with an equivalent part.
Use of a replacement part without the
same fit, form, and function may result
in personal injury or damage to the
vehicle.
5. Inspect or replace the engine air cleaner/
filter.
6. Reverse Steps 2 4 to reinstall the filter
cover housing.
7. If equipped, reset the engine air filter life
system after replacing the engine air
filter. see Engine Air Filter Life System
0 314.
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.
315