GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2003 🢒 Sonoma Pickup - 2WD 🢒 Engine 🢒 Engine Cooling 🢒 Radiator Inlet Hose Replacement

Radiator Inlet Hose Replacement 4.3L

Tools Required

J 38185 Hose Clamp Pliers

Removal Procedure
  1. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Resonator Replacement in Engine Controls - 4.3L.
  2. Partially drain the cooling system. Refer to Cooling System Draining and Filling .
  3. Remove the radiator inlet hose from the radiator support.
  4. Using the J 38185 , reposition the radiator inlet hose clamp from the radiator.

    5. Object Number: 714133 Size: SH
  5. Reposition the radiator inlet hose from the radiator.
  6. Using the J 38185 , reposition the radiator inlet hose clamp from the coolant outlet.

    7. Object Number: 714135 Size: SH
  7. Reposition the radiator inlet hose from the coolant outlet.
  8. Remove the radiator inlet hose.

Installation Procedure

    Object Number: 714135 Size: SH
  1. Install the radiator inlet hose to the coolant outlet.
  2. Using the J 38185 , reposition the radiator inlet hose clamp to the coolant outlet.

    3. Object Number: 714133 Size: SH
  3. Install the radiator inlet hose to the radiator.
  4. Using the J 38185 , reposition the radiator inlet hose clamp to the radiator.
  5. Install the radiator inlet hose to the radiator support.
  6. Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Resonator Replacement in Engine Controls - 4.3L.
  7. Fill the cooling system. Refer to Cooling System Draining and Filling .
  8. Inspect the cooling system for leaks.

Radiator Inlet Hose Replacement 2.2L

Tools Required

J 38185 Hose Clamp Pliers

Removal Procedure
  1. Partially drain the cooling system. Refer to Cooling System Draining and Filling .
  2. Remove the air cleaner outlet resonator. Refer to Air Cleaner Outlet Resonator Replacement in Engine Controls - 2.2L.
  3. Remove the radiator inlet hose from the support.
  4. Using the J 38185 reposition the radiator inlet hose clamp from the radiator.

    5. Object Number: 714100 Size: SH
  5. Using theJ 38185 reposition the radiator inlet hose clamp from the coolant outlet.

    6. Object Number: 714109 Size: SH
  6. Remove the radiator inlet hose.

Installation Procedure

    Object Number: 714109 Size: SH
  1. Using theJ 38185 install the radiator inlet hose clamp to the coolant outlet.

    2. Object Number: 714100 Size: SH
  2. Using theJ 38185 reposition the radiator inlet hose clamp to the radiator.
  3. Install the radiator inlet hose to the radiator support.
  4. Fill the cooling system. Refer to Cooling System Draining and Filling .
  5. Install the air cleaner outlet resonator. Refer to Air Cleaner Outlet Resonator Replacement in Engine Controls - 2.2L.