Chevrolet TRACKER 2002 Owner's Manual page 365

Long Trip/Highway Scheduled Maintenance
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Inspect fuel tank, cap and lines for damage or leaks. Inspect fuel cap
gasket for any damage. Replace parts as needed.
An Emission Control Service. (See footnote
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Change manual transmission fluid.
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Change transfer case fluid.
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Change differential fluid.
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Replace fuel filter (or every 30 months, whichever occurs first).
An Emission Control Service. (See footnote
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Inspect the valve lash and adjust if necessary (1.6L Code 6 engine only).
An Emission Control Service.
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Inspect propeller shafts and U
(or every 15 months, whichever occurs first). Inspect more frequently if used
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off road or for pulling a trailer. Tighten U
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Rotate tires. See "Tire Inspection and Rotation" in the Index for proper
rotation pattern and additional information. (See footnote +.)
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joints for looseness and damage
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joint flange bolts if necessary.
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