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Short Trip/City Maintenance Schedule
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100,000 Miles (166 000 km)
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Inspect spark plug wires.
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Replace spark plugs.
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If you haven't used your vehicle under severe service conditions listed previously
An Emission Control Service.
An Emission Control Service.
and, therefore, haven't changed your automatic transmission fluid, change both the
fluid and filter. Manual transmission fluid doesn't require change.
An Emission Control Service.
4.3L Engine Only: Inspect Positive Crankcase Ventilation (PCV) valve.
150,000 Miles (240 000 km)
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Drain, flush and refill cooling system (or every 60 months since last service,
whichever occurs first). See "Engine Coolant" in the lndex for what to use.
Inspect hoses. Clean radiator, condenser, pressure cap and neck. Pressure test
cooling system and pressure cap.
An Emission Control Service.
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DATE
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MILEAGE
DATE
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7-28
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