GM Service Manual Online
For 1990-2009 cars only

Radiator Outlet Hose Replacement 3.1L

Tools Required

J 38185 Hose Clamp Pliers

Removal Procedure


    Object Number: 70060  Size: SH
  1. Drain the cooling system. Refer to Cooling System Draining and Filling .
  2. Use the J 38185 in order to reposition the hose clamp from the water pump housing.
  3. Disconnect the outlet hose (3) from the water pump housing (1).
  4. Remove the lower radiator air deflector. Refer to Radiator Air Lower Baffle and Deflector Replacement .
  5. Use the J 38185 in order to reposition the hose clamp from the radiator.
  6. Disconnect the outlet hose (3) from the radiator (2).
  7. Remove the outlet hose.

Installation Procedure


    Object Number: 70060  Size: SH
  1. Align the marks on the radiator hose. Install the outlet hose to the radiator.
  2. Install the outlet hose (3) to the radiator (2).
  3. Use the J 38185 in order to reposition the hose clamp to the radiator.
  4. Install the lower radiator air deflector. Refer to Radiator Air Lower Baffle and Deflector Replacement .
  5. Install the outlet hose (3) to the water pump housing (1).
  6. Use the J 38185 in order to reposition the hose clamp to the water pump housing
  7. Fill the cooling system. Refer to Cooling System Draining and Filling .

Radiator Outlet Hose Replacement 3.8L

Tools Required

J 38185 Hose Clamp Pliers

Removal Procedure


    Object Number: 308976  Size: SH
  1. Drain the cooling system. Refer to Cooling System Draining and Filling .
  2. Remove the lower radiator air deflector. Refer to Radiator Air Lower Baffle and Deflector Replacement .
  3. Use the J 38185 in order to reposition the hose clamp from the radiator.
  4. Disconnect the outlet hose from the radiator.
  5. Lower the vehicle.

  6. Object Number: 308975  Size: SH
  7. Use the J 38185 in order to reposition the hose clamp from the water pump housing.
  8. Disconnect the outlet hose from the water pump housing.
  9. Remove the outlet hose.

Installation Procedure


    Object Number: 308975  Size: SH
  1. Align the marks on the hose. Install the outlet hose to the water pump housing.
  2. Use the J 38185 in order to reposition the hose clamp to the water pump housing.
  3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.

  4. Object Number: 308976  Size: SH
  5. Install the outlet hose to the radiator.
  6. Use the J 38185 in order to reposition the outlet hose to the radiator.
  7. Install the lower radiator air deflector. Refer to Radiator Air Lower Baffle and Deflector Replacement .
  8. Fill the cooling system. Refer to Cooling System Draining and Filling .