Engine Air Cleaner/Filter - GMC 2016 Sierra Denali Owner's Manual

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
automatic transmission fluid listed
in Recommended Fluids and
Lubricants 0 355.
Change the fluid and filter at the
scheduled maintenance intervals
listed in Maintenance Schedule
0 346. Be sure to use the
transmission fluid listed in
Recommended Fluids and
Lubricants 0 355.

Engine Air Cleaner/Filter

If the vehicle has a diesel engine,
see Pickup Models under Engine
Air Cleaner/Filter in the Duramax
diesel supplement for the correct
inspection and replacement
procedures.
The engine air cleaner/filter is near
the center of the engine
compartment. See Engine
Compartment Overview 0 255.
When to Inspect the Engine Air
Cleaner/Filter
For intervals on changing and
inspecting the engine air filter, see
Maintenance Schedule 0 346.
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 loose
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.
Vehicle Care
To inspect or replace the engine air
cleaner/filter:
1. Screws
2. Electrical Connectors
3. Air Duct Clamp
1. Locate the air cleaner/filter
assembly. See Engine
Compartment Overview 0 255.
2. Disconnect the outlet duct by
loosening the air duct
clamp (3).
3. Disconnect the electrical
connectors (2) and the
connector harness from the
cover.
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