Page 311 of 392

Downloaded from www.Manualslib.com manuals search engine Capacities and Specifications
Engine Description ............... “Vortec” 4300
Type
.................................... V6
VINCode
................................. W
Firing Order ...................... 1-6-5-4-3-2
Horsepower
................... 190 at 4,400 rpm
Thermostat Specification
........... 195°F (91°C)
Spark Plug Gap
.......... 0.045 inches (0.1 14 cm)
Wheels and Tires
Wheel Nut Torque ............ 95 ib-ft (130 N-m)
Tire Pressure ...... See the Certificationmire label.
See “Loading Your Vehicle”
in the Index.
Normal Maintenance Replacement Parts
Replacement part numbers listed in this section are
based on the latest information available at the time of
printing, and are subject to change.
If a part listed in this
manual is not the same as the part used
in your vehicle
when
it was built, or if you have any questions, please
contact your GM truck dealer.
Thermostat
... ... ......... 12551472
Oil Filter..
............................. PF52
Air Cleaner Filter .................. A 1 163C
PCV Valve
.......................... CV746C
Automatic Transmission Filter Kit
...... 24200796
Spark Plugs
.......................... .41-932
Fuel Filter
............................. GF48 1
Front Windshield
Wiper Blade
........ Trico (20 inched50.8 cm)
Backglass Wiper Blade
... Trico (14 inched35.6 cm)
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Page 343 of 392

Downloaded from www.Manualslib.com manuals search engine Short Trip/City Maintenance Schedule
100,000 Miles (166 000 km)
0 Drain, flush and refill cooling system
(or every
60 months since last service,
whichever occurs first). See “Engine
Coolant”
in the Index for what to use.
Inspect hoses. Clean radiator, condenser,
pressure cap and neck. Pressure test
cooling system and pressure cap.
An Emission Control Service. 3-
0 Inspect spark plug wires.
0 Replace spark plugs.
0 Change automatic transmission fluid and
filter
if the vehicle is mainly driven under
one or more of these conditions:
An Emission Control Service.
An Emission Control Service.
- In heavy city traffic where the outside
temperature regularly reaches
90 OF
(32°C) or higher.
- In hilly or mountainous terrain.
- When doing frequent trailer towing.
- Uses such as found in taxi, police or
delivery service.
Ifyou do not use your vehicle under any of
these conditions, the fluid andjilter do not
require changing.
Manual transmission fluid doesn’t require change.
0 Inspect Positive Crankcase Ventilation
(Pcv) valve.
An Emission Control Service.
7-31
Page 357 of 392
Downloaded from www.Manualslib.com manuals search engine I Long Tripmighway Maintenance Schedule I
0 Check readfront axle fluid level ana aaa
fluid as needed. Check constant velocity
joints and axle seals for leaking.**
0 Rotate tires. See “Tire Inspection and
Rotation” in the Index for proper rotation
pattern and additional information. During
tire rotation, check brake calipers for
freedom of movement. Refer
to the
appropriate
GM service manual for proper
caliper service procedures.
DATE ACTUAL MILEAGE SERVICED BY
100,000 Miles (1 66 000 km)
0 Drain, flush and refill cooling system
(or every
60 months since last service,
whichever occurs first). See “Engine
Coolant’’ in
the Index for what to use.
Inspect hoses. Clean radiator, condenser,
pressure cap and neck. Pressure test the
cooling system and pressure cap.
An Emission Control Service.
0 Inspect spark plug wires.
0 Replace spark plugs.
An Emission Control Service.
An Emission Control Service.
(Continued)
7-45
Page 367 of 392
Downloaded from www.Manualslib.com manuals search engine USAGE
Hood Latch
Assembly Pivots,
.Spring Anchor
and Release
Pawl
Tailgate
Mounted Spare
Tire Cader (if
equipped), Outer
Tailgate Handle
Pivot Points
and
Hinges
Weatherstrip Conditioning
FLUID/LUBRICANT
Lubriplate lubricant aerosol (GM
Part No. 12346293 or equivalent)
or lubricant meeting requirements
of NLGI Grade 2, Category LB
or GC-LB.
Multi-purpose lubricant,
Superlube,@ (GM Part
No. 12346241 or equivalent).
Dielectric Silicone Grease (GM
Part
No. 12345579 or equivalent).
USAGE
Weatherstrip Squeaks
Gas Line,
I
~
FLUIDLUBRICANT
Multi-purpose lubricant,
Superlube
@ (GM Part
No. 12346241 or equivalent). I’
Gas Line De-Icer (GM Part I
No. 105 15 16). I
See “Replacement Parts” in the Index for recommended’
replacement filters, valves and spark plugs.
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