Engine Air Cleaner/Filter - GMC Chevrolet Express 2022 Owner's Manual

172 Vehicle Care
difficult, this should be done at the dealer.
Contact the dealer for additional
information.
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 0 229.
Change the fluid and filter at the scheduled
maintenance intervals listed in Maintenance
Schedule 0 224. Be sure to use the
transmission fluid listed in Recommended
Fluids and Lubricants 0 229.

Engine Air Cleaner/Filter

The air cleaner/filter assembly is on the
front of the engine compartment on the
driver side of the vehicle. See Engine
Compartment Overview 0 168.
When to Inspect the Engine Air Cleaner/Filter
For intervals on changing and inspecting the
engine air filter, see Maintenance Schedule
0 224.
How to Inspect/Replace the Engine Air
Cleaner/Filter
Do not start the engine or have the engine
running with the engine air filter housing
open. Before removing the engine air filter,
make sure that the engine air filter housing
and nearby components are free of dirt and
debris. Do not clean the engine air filter or
components with water or compressed air.
To inspect and replace the filter:
1. Remove the six screws, slide the top
cover forward and lift, to gain access to
the air cleaner/filter.
2. Remove the air cleaner/filter from the
housing base. Take care to dislodge as
little dirt as possible.
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.
3. Clean the air cleaner/filter sealing surface
and housing base.
4. Install the engine air cleaner/filter in the
housing base.
5. Install the top cover by sliding it into
position on the housing base, and secure
using six screws.
See Maintenance Schedule 0 224 to
determine when to replace the engine air
cleaner/filter.
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
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