Refer to the Maintenance Schedule to determine when to
replace the air filter. See “Owner Checks and Services”
in
the Index.
Operating the engine with the
air
cleaner off can
cause you or others to be burned. The air cleaner
~
not
only cleans the air,
it
stops flame if the engine
backfires. If it isn’t there, and the engine
backfires, you could be burned. Don’t drive with
it off, and be careful working on the engine with
the air cleaner
off.
NOTICE:
If the
air
cleaner
is
off,
a backfire can cause a
damaging engine fire. And, dirt can easily get
into your engine, which will damage
it.
Always
have the air cleaner in place when you’re driving.
Automatic Transmission Fluid
If
your vehicle has
a
diesel engine, see “Automatic
Transmission
Fluid”
in the Diesel Supplement.
When
to
Check and Change
A
good time
to
check your automatic transmission fluid
level
is
when the engine oil is changed.
Change both the fluid and filter every
50,000
miles
(83
000
km)
if
the
vehicle is mainly driven under one or
more
of
these conditions:
In heavy city traffic where the outside temperature
In hilly or mountainous terrain.
0
When doing frequent trailer towing.
0
Uses such as found in taxi, police or delivery service.
If
you do
not
use your
vehicle
under any of these
conditions, change the fluid and filter every
100,000
miles
(166
000
km).
See “Scheduled Maintenance Services” in the Index.
How
to
Check
Because this operation can be a little difficult, you may
choose
to
have this done at your
GM
dealership
Service Department.
If
you do
it
yourself, be sure to
follow
all the instructions
here, or you could get a false reading on the dipstick.
regularly reaches
90°F
(32°C)
or higher.
6-20
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