GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the air cleaner resonator and outlet duct. Refer to Air Cleaner Resonator and Outlet Duct Replacement in Engine Controls-2.8L (LK5).

  2. Object Number: 1350688  Size: SH
  3. Disconnect the positive crankcase ventilation (PCV) fresh air tube (6) from the air cleaner resonator (1).
  4. Disconnect the PCV dirty air tube (2) from the following:
  5. • The camshaft cover (5)
    • The intake manifold (3)

Installation Procedure


    Object Number: 1350688  Size: SH
  1. Connect the PCV fresh air tube (6) to the air cleaner resonator (1).
  2. Connect the PCV dirty air tube (2) to the following:
  3. • The camshaft cover (5)
    • The intake manifold (3)
  4. Install the air cleaner resonator and outlet duct. Refer to Air Cleaner Resonator and Outlet Duct Replacement in Engine Controls-2.8L (LK5).