GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1957905  Size: SH
  1. Remove the coolant outlet housing to intake manifold retaining bolts (1).
  2. Important: Use of a soft hammer will aid in the removal of the coolant outlet housing.

  3. Remove the coolant outlet housing (2).
  4. Remove the rubber O-ring and seal.