GM Service Manual Online
For 1990-2009 cars only

Engine Coolant Air Bleed Pipe and Hole Cover Installation 6.2L


    Object Number: 1552485  Size: SH

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

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

  2. Object Number: 1559855  Size: SH
  3. Install the pipe (307) and gaskets (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: 1408862  Size: SH
  7. Install the covers (313) and gaskets (308).
  8. Install the bolts (312).
  9. Tighten
    Tighten the cover bolts to 12 N·m (106 lb in).

Engine Coolant Air Bleed Pipe and Hole Cover Installation 7.0L


    Object Number: 1552485  Size: SH
  1. Install the seals (308) onto the engine coolant air bleed pipe and covers.
  2. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1552533  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).