GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 2017567  Size: SH
  1. Remove engine cover. Refer to Engine Cover Replacement.
  2. Remove ignition coil assembly. Refer to Ignition Coil Replacement.
  3. Remove the 2 ventilation hoses (1, 2) from the cylinder head cover.

  4. Object Number: 2017568  Size: SH
  5. Remove the 2 bolts (1, 2) and separate the 2 wire harness brackets.

  6. Object Number: 2017569  Size: SH
  7. Remove the 8 bolts (1-7, 9) and 2 nuts (8, 10), then remove the cylinder head cover and gasket.

Installation Procedure

  1. Remove any old sealing material from the contact surface.
  2. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 2017607  Size: SH
  3. Install the cylinder head cover gasket and cover with the 8 bolts (1, 2) and 2 nuts (3), then tighten.
  4. • Bolt (1) to 11 N·m (8 lb ft)
    • Bolt (2) to 14 N·m (10 lb ft)
    • Nut (3) to 11 N·m (8 lb ft)

    Object Number: 2017568  Size: SH
  5. Install the 2 engine wire harness brackets with the 2 bolts (1, 2) and tighten to 8.4 N·m (74 lb in).

  6. Object Number: 2017567  Size: SH
  7. Connect the 2 ventilation hoses (1, 2) to the cylinder head cover.
  8. Install ignition coil assembly. Refer to Ignition Coil Replacement.
  9. Inspect for oil leak.
  10. Install the engine cover. Refer to Engine Cover Replacement.