spark plugs replace OLDSMOBILE BRAVADA 1994 Owners Manual

Service & Appearance Care
200
Engine Specifications
4.3L V6 Engine
VIN Engine Code ................................................................. W
Type ........................................................................\
.............. V6
Displacement
....................................................................... \
4.3 Liters
Compression Ratio
............................................................... 9.1 : 1
Firing Order ........................................................................\
. 1-6-5-4-3-2
Thermostat Temperature Specification
............................... 195°F (91OC)
Normal Maintenance Replacement Parts
Air Cleaner Element .................................................................. AC Type A1 163C
Engine Oil Filter
........................................................................\
AC Type PF-51
Fuel Filter
........................................................................\
.......... GF481
PCV Valve
........................................................................\
......... AC Type CV-892C
Spark Plugs
........................................................................\
........ AC Type oCR43TSM
Gap: 0.045 inch (1.14
rnm)
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210
Explanation of Scheduled
Maintenance Services
Below are explanations of the services
listed in Schedule I and Schedule 11.
The proper fluids and lubricants to use
are listed in Section
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 vehicle.
ITEM SERVICE
NO.
1. Engine Oil and Filter Change* -
Always use SH or SG Energy
Conserving I1 oils of proper viscosity.
The
“SH” or “SG” designation may be
shown alone or in combination with
others, such as “SH/CD,”
“SH, SG,
CD,” “SG/CD,” etc. To determine the
preferred viscosity for your vehicle’s engine (e.g., SAE 5W-30 or SAE 1OW-
30), see the Index under Engine Oil.
2. Chassis Lubrication - Lubricate the
transmission shift linkage, parking
brake cable guides, underbody contact points and linkage. Lubricate the front
suspension and steering linkage.
3. Tire and Wheel Rotation and
Inspection
- For proper wear and
maximum tire life, rotate your tires
following the instructions
in this
manual. See
Tires, Inspection G.
Rotation in the Index. Check the
tires for uneven wear or damage. If
you see irregular or premature wear,
check the wheel alignment. Check for
damaged wheels also.
Inspection - Inspect the drive belt
for cracks, fraying, wear and proper
tension. Replace as needed.
5. Cooling System Service‘: - Drain,
flush and refill the system with new
or approved recycled coolant
conforming to
GM Specification
6038-M. Keep coolant at the proper
mixture as specified. See
CooZant in
the
Index. This provides proper
freeze and boil protection, corrosion
inhibitor level and maintains proper
engine operating temperature.
Inspect hoses and replace if they are
cracked, swollen or deteriorated.
Tighten screw-type hose clamps. Clean the outside of the radiator and
air conditioning condenser. Wash the
pressure cap and neck.
4. Engine Accessory Drive Belt
To help ensure proper operation, we
recommend
a pressure test of both the
cooling system and the pressure cap.
6. Transmission Service - Change
both the fluid and filter every 15,000
miles
(25 000 lun) 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
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) .
Replace spark plugs with the proper
type. See
Replacement Parts in the
Index.
8. 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.
car
or delivery service.
7. Spark Plug Replacement” -
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Maintenance Schedule
USAGE
Transfer Case Chassis Lubrication
Windshield Washer Solvent
Hood Latch Assembly
a. Pivots and Spring
b. Release Pawl Anchor
Hood, Door and
Tailgate Hinges, Rear Folding Seat, Fuel
Door Hinge, Rear
Compartment Lid
Hinges
Weatherstrips
Tailgate Mounted Spare Tire Carrier
(if equipped)
FLUID/LUBRICANT
DEXRONB-I11 or DEXRONo-IIE Automatic Transmission Fluid (GM Part No. 12345881).
Chassis lubricant (GM Part No. 1052497 or equivalent) or lubricant meeting requirements
of
NLGI Grade 2, Category LB or GC-LB.
GM Optildeen@ Washer Solvent (GM Part No.
1051515) or equivalent.
a. Engine oil.
b. Chassis lubricant meeting requirements
of NLGI Grade 2, Category LB (GM Part No.
1052497 or equivalent) or GC-LB.
Engine oil or Lubriplate Lubricant (GM Part No. 1050109).
Dielectric Silicone Grease (GM Part No. 12345579 or equivalent).
Multi-purpose lubricant meeting requirements of GM Part
No. 12345120.
See
RepZacernsnt Parts in the Index for recommended- replacement filters, valves and spark plugs.
218
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