GM Service Manual Online
For 1990-2009 cars only

Radiator Inlet Hose Replacement 3.1L

Tools Required

J 38185 Hose Clamp Pliers

Removal Procedure


    Object Number: 70064  Size: SH
  1. Partially drain the cooling system. Refer to Cooling System Draining and Filling .
  2. Remove the left diagonal brace. Refer to Front Fender Upper Diagonal Brace Replacement in Body Front End.
  3. Use J 38185 in order to reposition the hose clamp from the water outlet housing.
  4. Remove the radiator inlet hose from the water outlet housing.

  5. Object Number: 63507  Size: SH
  6. Use J 38185 in order to reposition the hose clamp from the radiator.
  7. Remove the radiator inlet hose from the radiator and the vehicle.

Installation Procedure


    Object Number: 63507  Size: SH
  1. Align the marks on the hose and install the radiator inlet hose into position.
  2. Install the radiator inlet hose to the radiator.
  3. Use J 38185 in order to reposition and install the hose clamp to the radiator.

  4. Object Number: 70064  Size: SH
  5. Install the radiator inlet hose to the water outlet housing.
  6. Use J 38185 in order to reposition and install the hose clamp to the water outlet housing.
  7. Install the left diagonal brace. Refer to Front Fender Upper Diagonal Brace Replacement in Body Front End.
  8. Fill the cooling system. Refer to Cooling System Draining and Filling .

Radiator Inlet Hose Replacement 3.8L

Tools Required

J 38185 Hose Clamp Pliers

Removal Procedure


    Object Number: 308973  Size: SH
  1. Partially drain the cooling system. Refer to Cooling System Draining and Filling .
  2. Remove the left diagonal brace. Refer to Front Fender Upper Diagonal Brace Replacement in Body Front End.
  3. Use J 38185 in order to reposition the hose clamp from the radiator.
  4. Remove the radiator inlet hose from the radiator.

  5. Object Number: 308970  Size: SH
  6. Use J 38185 in order to reposition the hose clamp from the water outlet housing.
  7. Remove the radiator inlet hose from the water outlet housing and the vehicle.

Installation Procedure


    Object Number: 308970  Size: SH
  1. Align the marks on the hose and install the radiator inlet hose into position.
  2. Install the radiator inlet hose to the water outlet housing.
  3. Use J 38185 in order to reposition and install the hose clamp to the water outlet housing.

  4. Object Number: 308973  Size: SH
  5. Install the radiator inlet hose to the radiator.
  6. Use J 38185 in order to reposition and install the hose clamp to the radiator.
  7. Install the left diagonal brace. Refer to Front Fender Upper Diagonal Brace Replacement in Body Front End.
  8. Fill the cooling system. Refer to Cooling System Draining and Filling .