GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1552485  Size: SH

    Important: Position the O-ring seal onto the nipple portion of the pipe.

  1. Install the O-ring seals (308) onto the engine coolant air bleed pipe and covers.
  2. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1565277  Size: SH
  3. Install the pipe (307) and bolts (309).
  4. Tighten
    Tighten the bolts to 12 N·m (106 lb in).

  5. Install the covers (313) and bolts (312).
  6. Tighten
    Tighten the cover bolts to 12 N·m (106 lb in).