Express 2500 V8-6.6L DSL Turbo VIN 2 (2007)
Positive Crankcase Ventilation Valve: Service and Repair
Positive Crankcase Ventilation Valve Replacement
Removal Procedure
1. Remove the engine cover.
2. Remove the positive crankcase ventilation (PCV) cover screws.
3. Remove the PCV cover, diaphragm, and spring.
4. Clean and inspect the cover, diaphragm and spring.
5. Discard the diaphragm if damage is found.
Installation Procedure
1. Install the spring, diaphragm and cover.
Notice: Refer to Fastener Notice.
2. Install the PCV cover screws.
Tighten the screws to 4 N.m (35 lb in).
3. Replace the engine cover.
