GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1552485  Size: SH

    Important: Position the gasket O-ring seal (308) onto the nipple portion of the pipe.

  1. Install the seals (308) onto the engine coolant air bleed pipe and covers.

  2. Object Number: 1403313  Size: SH
  3. Install the pipe (307) and seals (308).
  4. Notice: Refer to Fastener Notice in the Preface section.

  5. Install the bolts (309).
  6. Tighten
    Tighten the bolts to 12 N·m (106 lb in).


    Object Number: 1403314  Size: SH
  7. Install the covers (313) and seals (308).
  8. Install the bolts (312).
  9. Tighten
    Tighten the cover bolts to 12 N·m (106 lb in).