GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 38185 Hose Clamp Pliers

Removal Procedure

  1. Drain the cooling system. Refer to Cooling System Draining and Filling.

  2. Object Number: 1548519  Size: SH
  3. Reposition the surge tank inlet hose clamp using J 38185 .
  4. Remove the surge tank inlet hose from the surge tank.
  5. Remove the underhood junction block and bracket. Refer to Underhood Electrical Center or Junction Block Bracket Replacement

  6. Object Number: 1548520  Size: SH
  7. Lift the surge tank and reposition the surge tank outlet hose clamp using J 38185 .
  8. Remove the surge tank outlet hose.

  9. Object Number: 873721  Size: SH
  10. Disconnect the coolant level sensor electrical connector.
  11. Remove the surge tank.

Installation Procedure


    Object Number: 873721  Size: SH
  1. Install the surge tank.
  2. Connect the coolant level sensor electrical connector.

  3. Object Number: 1548520  Size: SH
  4. With the surge tank raised, install the surge tank outlet hose.
  5. Reposition the hose clamp using J 38185 to secure the hose.
  6. Install the underhood junction block and bracket. Refer to Underhood Electrical Center or Junction Block Bracket Replacement

  7. Object Number: 873719  Size: SH
  8. Install the surge tank inlet hose to the surge tank.
  9. Reposition the hose clamp using J 38185 to secure the hose.
  10. Fill the cooling system. Refer to Cooling System Draining and Filling.