226
Service & Appearance Care
Engine Specifications
VIN Engine Code ...........................................
Type ................................................................
Displacement ..................................................
Compression Ratio .......... ....... .. .. .. ..... .............
Firing Order ...................... .. ....................... ... ..
Thermostat Temperature Specification . . . . . . . . .
31 00 V6 Engine
D
V6
3.1 Liters
8.5:1
1-2-3-4-5-6
195°F (91°C)
3800 V6 Engine
1
V6
3.8 Liters
9.0:
1
1-6-5-4-3-2
195°F (91°C)
Normal Maintenance Replacement Parts
Air Cleaner Element ....................................... AC Type A-773C AC Type A-974C
Engine
Oil Filter ............................................. AC Type PF-51 AC Type PF-47
PCV Valve
................. .. ................... .... ... . . . ...... AC Type CV-789C AC Type CV-892C
Spark Plugs
...... . , . . . . . . . . . . . . .. . . . . . . .. . . . . . . , . . . . . . . . . . . . . . . . AC Type oR43TS AC Type 41-600
Remote Lock Control Batteries (2)
............... DL 2016 DL 2016
Gap: 0.045
inch (1.14
mm) Gap: 0.060 inch (1.52 mm)
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6. Transaxle Service - Change both
the fluid and filter every
15,000 miles
(25 000 ltm) 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.
When doing frequent trailer towing.
Uses such as found in taxi, police
car or delivery service.
If you do not use your vehicle under
any of these conditions, change both
the
fluid and filter every 100,000 miles
(166 000 ltm) .
7. Spark Plug Replacement::' -
Replace spark plugs with the proper
type. See
Replacement Parts in the
Index.
8. Spark Plug Wire Inspection''-
Inspect for burns, cracks or other
damage. Check the boot fit at the
distributor or coils and at the spark
plugs. Replace wires
as needed.
9. Exhaust Gas Recirculation (EGR)
System 1nspection':t
- Conduct
the
EGR system service as described
in the service manual.
To purchase a
service manual, see
Service
Publications
in the Index.
IO. Air Cleaner Filter Replacement+-
Replace every 30,000 miles
(50 000 ltm) or more often under
dusty conditions.
Ask your dealer
for the proper replacement intervals
for your driving conditions.
11. Air Cleaner Inspection''? - Inspect
all hoses and ducts for proper
hookup. Make sure the valve works
properly.
1nspection';:t - Inspect fuel tank,
cap and lines 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.
12. Fuel Tank, Cap and Lines
13. Engine Timing and Distributor
Check
(3100 Code D engine
only)'xt
- Adjust the timing to the
underhood label specifications.
Inspect the inside and outside
of the
distributor cap and rotor for cracks,
carbon tracking and corrosion.
Clean or replace as needed.
NOTE: To determine your engine's
displacement and code, see
Engine
Identification
in the Index.
': = An Enzission Control Service.
t = The U.S. Environmental Protection Agency
or the California Air Resources Boa1.d has
determined that the failure
to pelform this
maintenance item will
not nullify the
emission warranty
or limit recall liability
prior
to fhe completion of ~~ehicle useful life.
General
Motors: however, urges that all
recornmended maintenance services be
performed at the indicated intervals and the
maintenance be recorded
in "Section E:
Maintenance Record."
239
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