GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 395873  Size: SH
  1. Drain the coolant from the radiator. Refer to Cooling System Draining and Filling .
  2. Disconnect the coolant recovery reservoir hose.
  3. Remove the radiator hose clamps.
  4. Disconnect the upper radiator hose from the radiator.
  5. Remove the upper fan shroud. Refer to Fan Shroud Replacement .

  6. Object Number: 343903  Size: SH
  7. Disconnect the radiator hoses from the radiator (2.2L).

  8. Object Number: 343920  Size: SH
  9. Disconnect the radiator hoses from the radiator (4.3L).
  10. Disconnect the engine oil cooler lines from the radiator (if equipped). Refer to Engine Oil Cooler Hose/Pipe Replacement .
  11. Disconnect the transmission oil cooler lines from the radiator, if equipped. Refer to Engine Oil Cooler Hose/Pipe Replacement .
  12. Lift the lower fan shroud just enough to disengage the locating tabs.

  13. Object Number: 1363  Size: SH
  14. Remove the radiator by lifting the radiator up and out of the vehicle.
  15. Inspect all sealing surfaces for deterioration or signs of leakage.

Installation Procedure

  1. Place the lower fan shroud in position under the cooling fan. Refer to Fan Shroud Replacement .

  2. Object Number: 1363  Size: SH
  3. Install the radiator onto the rubber mounts in the vehicle.
  4. Connect the engine oil cooler line to the radiator, if equipped. Refer to Engine Oil Cooler Hose/Pipe Replacement .

  5. Object Number: 343903  Size: SH
  6. Connect the radiator hoses to the radiator (2.2L).

  7. Object Number: 343920  Size: SH
  8. Connect the radiator hoses to the radiator (4.3L).
  9. Fasten the upper fan shroud to the lower fan shroud. Refer to Fan Shroud Replacement .

  10. Object Number: 395873  Size: SH
  11. Connect the coolant recovery reservoir hose to the radiator.
  12. Fill the radiator with the specified coolant and concentration. Refer to Cooling System Draining and Filling .
  13. Inspect the cooling system for leaks. Refer to Cooling System Leak Testing .