Chevrolet 1994 Model Vehicle User Manual


 
6,
Transaxle Service
-
For manual
transaxles, fluid doesn’t require
changing. See
Periodic Maintenance
Inspections
in the
Index.
For
automatic transaxles, change both
the fluid and filter every 15,000 miles
(25
000
km)
if
the vehicle is mainly
driven under one or more of these
conditions:
In heavy city traffic where the outside
temperature regularly reaches 90°F
(32°C) or higher.
In hilly
or
mountainous terrain.
Uses such as found in taxi, police car
If you do not use your vehicle under
any of these conditions, change both
the fluid and filter every 100,000 miles
(166
000
lun).
7.
Spark Plug Replacement (Except
2.2L Code
4
engine)*
-
Replace
spark plugs with the proper type. See
Replacement Parts
in the
Index.
or delivery service.
8.
Spark Plug Replacement
(P.2L
Code
4
engine
only)*
-
Replace
spark plugs with the proper type.
See
Replacement Parts
in
the
Index.
9.
Spark Plug Wire Inspection*t
-
Inspect for
burns,
cracks or other
damage. Check the boot
fit
at the
coils and at the spark plugs. Replace
wires as needed.
IO.
Exhaust Gas Recirculation (EGR)
System Inspection (2.2L Code
4
engine only)*?
-
Conduct the
EGR system service as described
in
the service manual.
To
purchase a
service manual, see
Service
Publications
in
the
Index.
1
1.
Air
Cleaner Filter Replacement*‘
-
Replace every
30,000
miles
(50
000
km)
or more often under
dusty conditions. Ask your dealer
for the proper replacement intervals
for your driving conditions.
12.
Fuel
Tank,
Cap and Lines
Inspection’#t
-
Inspect fuel tank,
cap and lines (including fuel rails
and injection assembly) for damage
or leaks. Inspect fuel cap gasket for
an even filler neck imprint or any
damage. Replace parts as needed.
Periodic replacement of the fuel
filter is not required.
NOTE:
To
determine your engine’s
displacement and code, see
Engine
Identification
in the
Index.
*
=
An Emission Control Service.
t
=
The
U.S.
Environmental Protection Agency
or
the California Air Resources Board has
determined that the failure to perform this
maintenance item will not nullify the
emission warranty
or
limit recall liability
prior to the completion of vehicle useful life.
General Motors, however, urges that all
recommended maintenance services be
performed at the indicated intervals and the
maintenance be recorded in “Section
E:
Maintenance Record.”