GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 607626  Size: SH
  1. Loosen the positive crankcase ventilation (PCV) valve hose clamp (2).
  2. Remove the PCV valve hose (3) from the PCV valve.
  3. Remove the PCV valve (1) from the cylinder head.

Installation Procedure


    Object Number: 607626  Size: SH

    Notice: Replacement components must be the correct part number for the application. Components requiring the use of the thread locking compound, lubricants, corrosion inhibitors, or sealants are identified in the service procedure. Some replacement components may come with these coatings already applied. Do not use these coatings on components unless specified. These coatings can affect the final torque, which may affect the operation of the component. Use the correct torque specification when installing components in order to avoid damage.

  1. Install the PCV valve (1) into the cylinder head.
  2. Tighten
    Tighten the PCV valve to 27 N·m (13 lb ft).

  3. Connect the PCV valve hose (3) to the PCV valve (1).
  4. Secure the PCV valve hose with one clamp (2).