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Maintenance Schedule I
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Gasoline Engines Heavy
Duty Emissions
(Continued)
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Inspect fuel tank, lines, rails, injection assembly, cap and cap gasket.
An Emission Control Service. ?Fuel filter replacement is not required.
Inspect accessory drive (serpentine) belt for cracks, fraying and wear
and check belt for proper tension. Adjust or replace belt as needed. An
Emission Control Service.
Inspect shields and underhood insulation for damage or looseness.
Adjust or replace as required. This is a Noise Emission Control
Service. Applicable only to vehicles sold in the United States.
If your engine has a thermostatically controlled cooling fan, inspect all
hoses and ducts for proper hook-up (or every 12 months, whichever
occurs first). Be sure the valve works properly. This is a Noise
Emission Control Service. Applicable only to vehicles sold in the
United States.
7-52
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