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Oldsmobile
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1989
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Custom Cruiser
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Repair and Diagnosis
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Engine Performance
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Adjustment
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Tune-Up - 4-CYL
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General Servicing
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Service Intervals
Service Intervals
REPLACEMENT INTERVALS
Component
Interval (Miles)
Air Filter
30,000
Fuel Filter
(1)
Engine Oil
7500
Oil Filter
7500
PCV Filter
30,000
Spark Plugs
30,000
(1)
No scheduled replacement. Replace if clogged.