C 3500 Truck 2WD V8-6.6L DSL Turbo VIN 1 (2002)
13. Remove the screws retaining the PCV diaphragm cover to the valve rocker arm cover.
14. Remove the diaphragm cover.
15. Remove the diaphragm and the spring.
16. Clean the diaphragm cover, spring, and screws.
17. Inspect the diaphragm for cuts or damage.
18. Discard the diaphragm if damage is found.
Installation Procedure
1. Install the spring, diaphragm and cover to the valve rocker arm cover.
Notice: Refer to Fastener Notice in Service Precautions.
2. Install the PCV diaphragm cover screws.
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Tighten the PCV diaphragm cover screws to 4 Nm (35 inch lbs.).
