GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Express - AWD 🢒 Engine 🢒 Engine Mechanical - 6.6L 🢒 Positive Crankcase Ventilation Valve Replacement

Removal Procedure
  1. Remove the engine cover. Refer to Engine Cover Replacement.

    2. Object Number: 1336134 Size: SH
  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

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1336134 Size: SH
  1. Install the spring, diaphragm and cover.
  2. Install the PCV cover screws and tighten to 4 N·m (35 lb in).
  3. Replace the engine cover. Refer to Engine Cover Replacement.