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50 000 MILES
•Disassemble the single check valve (SC-2) and the automatic drain
valve (DB–2)—clean and inspect the valve for wear and
deterioration.
60 000 MILES
•Replace the engine spin-on coolant filter.*
•Oil filled front hubs—drain oil, adjust bearings and refill the front
hubs with oil. (Not required when equipped with optional synthetic
lubricant.)
•Drain the oil, adjust the bearins and refill with axle lubricant—oil
filled hubs.
•Replace the fuel filter.*
•Change the manual transmission oil—Eaton 5 and 6 speeds only.
(Not required when equipped with optional synthetic lubricant.)
70 000 MILES
•Replace the engine spin-on coolant filter.*
•Replace the engine coolant.* See the engine manufacturer’s operating
guide for supplemental corrosion inhibitor specifications.
80 000 MILES
•Replace the fuel filter.*
90 000 MILES
•Replace the engine spin-on coolant filter*.
•Repack and adjust the front wheel bearings—grease-filled hubs.
•Change the lubricant in the manual shift transmission–7 speed
Spicer. (Not required when equipped with optional synthetic
lubricant.)
•Change the power steering fluid and filter.
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100 000 MILES
•Disassemble the single check valve (SC-2) and the automatic drain
valve (DB–2)—clean and inspect the valves for wear and
deterioration.
•Lube the clutch release and the cross shaft lever.
•Replace the fuel filter.*
•Change the rear axle lubricant. (Not required when equipped with
optional synthetic lubricant.)
250 000 MILES
•Change the rear axle lubricant when equipped with optional synthetic
lubricant.
300 000 MILES
•Disassemble the air dryer, replace the desiccant and check the
mounting of the dryer to the vehicle (if equipped).
Please continue with these scheduled maintenance intervals for your
vehicle.
* Shown intervals are for Powerstroke engine only. Refer to Caterpillar
and Cummins Owner Manuals for intervals for their respective engines.
500 000 MILES
•Change the lubrucant in the manual shift transmission (all
applications) when equipped with optional synthetic lubricant.
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Maintenance Operation Frequency — ObservationClean body/door drain holes.
Clean windshield wiper blades.
Replace windshield wiper blades.
Lubricate body lock cylinders, door and hood hinges.
Check headlamp alignment.
Check windshield washer fluid level. Add fluid if required.At least twice annually.
As required.
If wiping the blades with a clean cloth and mild detergent
and washing the windshield with a cleaner does not restore
a clean wipe.
Difficult to operate or noisy.
Lamp beams in wrong position when vehicle operating
loaded.
If washers do not spray fluid when operated. GENERAL MAINTENANCE SERVICES
Listed below are vehicle checks that should be made periodically either by the owner or a qualified technician. It is recommended
that deficiencies be brought to the attention of your dealer or another qualified service outlet as soon as possible in order that
advice regarding the need for service or replacement can be obtained.
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Maintenance Operation Frequency - Observation
Inspect the automatic slack
adjuster functionInsufficient power shown in loaded
practice stop
Check the operation of the
brakes, the clutch, and the
steering (*b,a)Vehicle handling qualities not up to
par
Inspect the vehicle for missing,
damaged, or mislocated noise
shieldsExcessive noise emanates from under
the cab or engine compartment
Check the engine performance
and the engine governorExcessive engine noise
Inspect the fan, the fan shroud,
and the fan clutchEngine overheats, fans runs at high
speed constantly, excessive fan noise,
or fan wobble due to worn bearings
Check for operation of ABS
warning lampAt each engine start up
Inspect the entire exhaust
system (including inlet pipe,
muffler, outlet pipe and all
exhaust clamps and fasteners)
for holes, leakage, breakage,
looseness and corrosive
damageExcessive noise or the smell of fumes
is experienced
Inspect the engine air
induction system (including the
air ducts, the air cleaner, and
the air cleaner element) for
loose fitting, damaged or
missing componentsExcessive noise emanates from the
engine compartment
Inspect the tires and check the
air pressure (*c)Poor steering, wandering or excessive
tire wear
Balance the wheels and the
tiresVibration or abnormal tire wear
indicates imbalance
Check the front end alignment
(*c)Poor steering, wandering or excessive
tire wear
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Maintenance Operation Frequency - Observation
Check the transmission and
engine mountings (*b)Hard shifting or excessive vibration
Check and adjust transmission
controls (*b)High effort to shift or noisy
transmission
Check fuel pump pressure Insufficient full-throttle power or
backfiring
Clean radiator cap seal. Clean
and inspect the cap surface on
the radiatorWhen the cap does not hold pressure
Check the battery terminals for
corrosionWhenever electrical power supply has
diminished
Tighten the wheel mounting
nuts to the specified torque.
Refer toServicing your
wheels and tiresRequired initially at 804 and 1 609 km
(500 and 1 000 miles). Perform again
at 804 and 1 609 km (500 and 1 000
mile) intervals after each tire
removal/replacement.
*a During maintenance and repair, protect the fuel tube and the hose
assemblies, the power steering lines, and the air brake lines from the
external heat, the acids and the abrasion that could damage the lines.
*b Check for (free) linkage action and ensure that (return) spring
force is adequate to maintain pedal free play.
*c Adjust, repair or replace as required with the same or equivalent
parts.
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Maintenance Intervals/
Service PerformedService Shop
Name and Address Date
Service
PerformedMileage Maintenance Record
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Maintenance Intervals/
Service PerformedService Shop
Name and Address Date
Service
PerformedMileage Maintenance Record
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Maintenance Intervals/
Service PerformedService Shop
Name and Address Date
Service
PerformedMileage Maintenance Record
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192