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Isuzu
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1989
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I-Mark LS
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Repair and Diagnosis (Single Page)
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Engine Performance
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Specifications - 4-CYL
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Maintenance Specifications
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Replacement Intervals
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Replacement Intervals
REPLACEMENT INTERVALS
Component
Interval (Miles)
Air Filter
30,000
Cam Timing Belt
60,000
Coolant
30,000
Fuel Filter
30,000
O2 Sensor
90,000
Oil & Filter
(1)
7500
PCV Valve
30,000
Spark Plugs
30,000
(1)
On turbo models, change oil and filter every 3000 miles.