chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Fuel Delivery and Air Induction > < Positive Crankcase Ventilation|Locations|Page 1376
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Positive Crankcase Ventilation: Service and Repair

DIESEL ENGINES
    Clean valve cover filter assemblies, ventilation pipes and connecting tube every 15,000 miles. Inspect rubber fittings and replace as necessary, or
every 15,000 miles. On 4 cylinder engines, inspect and service PCV valve every 15,000 miles. On V8 engines, replace breather assemblies every 30,000
miles.

Fuel Delivery and Air Induction > < Positive Crankcase Ventilation|Locations|Page 1376