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Home >> Chevrolet >> 1985 >> Forward Control 7.4 W, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> Adjustment >> Tune-Up - Diesel >> Specifications >> Service Intervals
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Service Intervals

REPLACEMENT INTERVALS

Component Interval (Miles)
Oil Filter
2.2L
Normal Use 7500
Heavy Use 3000
6.2L
Normal Use 5000
Heavy Use 2500
Air Cleaner Element 30,000
Fuel Filter
2.2L 30,000
6.2L 15,000
Auto. Trans. Filter (Heavy Use) 15,000
EGR Pressure Valve (1) 15,000
(1) Check every 5000 miles.
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