GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Special Tools

J 38185 Hose Clamp Pliers


    Object Number: 1651963  Size: SH

    Warning: To avoid being burned, do not remove the radiator cap or surge tank cap while the engine is hot. The cooling system will release scalding fluid and steam under pressure if radiator cap or surge tank cap is removed while the engine and radiator are still hot.

  1. Partially drain the cooling system. Refer to Cooling System Draining and Filling.
  2. Using J 38185 reposition the surge tank inlet hose clamps.
  3. Remove the surge tank inlet hose from the surge tank.
  4. Remove the surge tank inlet hose from the radiator.

Installation Procedure


    Object Number: 1651963  Size: SH

    Note: Lubricate the inside diameters of the hoses with clean coolant prior to installation.

  1. Install the surge tank inlet hose to the radiator.
  2. Install the surge tank inlet hose to the surge tank.
  3. Using J 38185 reposition the surge tank inlet hose clamp.
  4. Fill the cooling system. Refer to Cooling System Draining and Filling.