GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

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

  2. Object Number: 389896  Size: SH
  3. Remove the radiator inlet hose clamp from the radiator.
  4. Remove the radiator inlet hose (1) from the radiator.

  5. Object Number: 142121  Size: SH
  6. Remove the radiator inlet hose clamp from the thermostat housing extension.
  7. Remove the radiator inlet hose (1) from the thermostat housing extension.

Installation Procedure


    Object Number: 142121  Size: SH
  1. Install the radiator inlet hose (1) to the thermostat housing extension.
  2. Install the radiator inlet hose clamp to the thermostat housing extension.

  3. Object Number: 389896  Size: SH
  4. Install the radiator inlet hose (1) to the radiator.
  5. Install the radiator inlet hose clamp to the radiator.
  6. Fill the cooling system. Refer to Cooling System Draining and Filling .