Oldsmobile 2004 Alero - Manual (Page 240)

Engine Air Cleaner/Filter
See Engine Compartment Overview on page 5-12 for
more information on location.
When to Inspect the Engine Air
Cleaner/Filter
Inspect the air cleaner/filter at every oil change and
replace at the first oil change after
25,000 miles (40 000 km).
How to Inspect the Engine Air
Cleaner/Filter
To inspect the air cleaner/filter, remove the filter from
the vehicle and lightly shake filter to release loose dust
and dirt. If the filter remains “caked” with dirt, a new
filter is required.
To inspect or replace the engine air cleaner/filter, do the
following:
1. Remove the screws that hold the cover on.
2. Lift off the cover.
3. Check or replace the engine air cleaner/filter.
4. Put the cover back on tightly.
Refer to the Maintenance Schedule to determine when
to replace the air filter.
See Scheduled Maintenance on page 6-4.
2.2L L4 ECOTEC™ Engine shown, 3400 V6 Engine
similar
5-20