GM Service Manual Online
For 1990-2009 cars only

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1830255  Size: SH
  1. Install the studs into the right cylinder head.
  2. Tighten
    Tighten the studs to 10 N·m (89 lb in).


    Object Number: 1830254  Size: SH
  3. Install a NEW right exhaust manifold gasket.

  4. Object Number: 1830253  Size: SH
  5. Install the right exhaust manifold.

  6. Object Number: 1830252  Size: SH
  7. Loosely install the right exhaust manifold nuts onto the studs in the right cylinder head.

  8. Object Number: 1830251  Size: SH
  9. Loosely install the right exhaust manifold bolts into the right cylinder head.
  10. Tighten the right exhaust manifold nuts and bolts.
  11. Tighten
    Tighten the right exhaust manifold nuts and bolts to 25 N·m (18 lb ft).


    Object Number: 1830250  Size: SH
  12. Place the right exhaust manifold heat shield in position.

  13. Object Number: 1830249  Size: SH
  14. Install the exhaust manifold heat shield bolts.
  15. Tighten
    Tighten the exhaust manifold heat shield bolts to 10 N·m (89 lb in).