gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

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C 3500 Truck 2WD V8-6.6L DSL Turbo VIN 1 (2002)

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13. Disconnect both of the positive crankcase ventilation (PCV) hoses from the valve rocker arm covers.

14. Disconnect the oil separator oil drain hose form the engine block.
15. Remove the oil separator and hoses.
16. Inspect the all of the PCV hoses for damage.
17. Inspect the oil separator for cracks or damage.
18. Replace any parts found with damage.

Installation Procedure 

1. Connect the oil separator oil drain hose to the engine block.

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