When to Inspect the Engine Air
Inspect the engine air cleaner/ﬁlter every 15,000 miles
(25 000 km) and replace it every 30,000 miles
(50 000 km). If you are driving in dusty/dirty conditions,
inspect the ﬁlter at each engine oil change.
How to Inspect the Engine Air
To inspect the engine air cleaner/ﬁlter remove the ﬁlter
from the vehicle and lightly shake the ﬁlter to release
loose dust and dirt. If the ﬁlter remains caked with dirt, a
new ﬁlter is required.
To inspect or replace the ﬁlter, do the following:
1. Remove the screws and lift off the cover.
2. Inspect or replace the engine air cleaner/ﬁlter.
3. Put the cover back on tightly and tighten the screws.SeePart A: Scheduled Maintenance Services on
page 6-4for replacement intervals.
Operating the engine with the air cleaner/ lter
off can cause you or others to be burned.
The air cleaner not only cleans the air; it helps
to stop ames if the engine back res. If it is
not there and the engine back res, you could
be burned. Do not drive with it off, and be
careful working on the engine with the air
cleaner/ lter off.
Notice:If the air cleaner/ lter is off, a back re can
cause a damaging engine re. And, dirt can
easily get into your engine, which will damage it.
Always have the air cleaner/ lter in place when you
Part A: Scheduled Maintenance
In this part are scheduled maintenance services which
are to be performed at the mileage intervals speciﬁed.
Using the Maintenance Schedule
We at General Motors want to keep your vehicle in good
working condition. But we do not know exactly how
you will drive it. You may drive short distances only a
few times a week. Or you may drive long distances
all the time in very hot, dusty weather. You may
use your vehicle in making deliveries. Or you may drive
it to work, to do errands, or in many other ways.
Because of the different ways people use their vehicles,
maintenance needs may vary. You may need more
frequent checks and replacements. So please read the
following and note how you drive. If you have
questions on how to keep your vehicle in good condition,
see your dealer.This part tells you the maintenance services you should
have done and when to schedule them.
When you go to your dealer for your service needs, you
will know that GM-trained and supported service
people will perform the work using genuine GM parts.
The proper ﬂuids and lubricants to use are listed in
Part D. Make sure whoever services your vehicle uses
these. All parts should be replaced and all necessary
repairs done before you or anyone else drives the
These schedules are for vehicles that:
•carry passengers and cargo within recommended
limits. You will ﬁnd these on the Tire and Loading
Information label. SeeLoading Your Vehicle on
•are driven on reasonable road surfaces within legal
•use the recommended fuel. SeeGasoline Octane
on page 5-5.