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Home >> GMC >> 1988 >> Forward Control 5.7 K, Standard >> Repair and Diagnosis >> Engine Performance >> Adjustment >> Tune-Up - V8 >> Specifications >> Service Intervals
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Service Intervals

REPLACEMENT INTERVALS

Components Intervals (Miles)
Air Filter 30,000
Oil & Filter
Severe Service 3000
Normal Service 7500
PCV Valve & Filter 60,000
Spark Plugs 30,000