GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 178557  Size: SH
  1. Remove the intake manifold. Refer to Intake Manifold Replacement .

  2. Object Number: 64139  Size: SH
  3. Remove the engine coolant air bleed pipe. Refer to Coolant Air Bleed Pipe Removal .

Installation Procedure


    Object Number: 64139  Size: SH
  1. Install the engine coolant air bleed pipe. Refer to Coolant Air Bleed Pipe Installation .

  2. Object Number: 178557  Size: SH
  3. Install the intake manifold. Refer to Intake Manifold Replacement .