GM Service Manual Online
For 1990-2009 cars only

Radiator Outlet Hose Replacement LY7, LLT

Special Tools

J 38185 Hose Clamp Pliers

Removal Procedure

  1. Drain the coolant. Refer to Cooling System Draining and Filling.
  2. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement.
  3. Using the J 38185 , disengage the tension on the hose clamp and remove the radiator outlet hose from the engine coolant inlet pipe.
  4. Remove left front wheelhouse liner. Refer to Front Wheelhouse Liner Replacement

  5. Object Number: 1335240  Size: SH
  6. Using the J 38185 , disengage the tension on the hose clamp and remove the radiator outlet hose from the radiator.
  7. Remove the radiator outlet hose from the vehicle.

Installation Procedure

  1. Install the radiator outlet hose to the vehicle.
  2. Important: Lubricate the inside diameters of the hoses with clean coolant prior to installation.

  3. Using the J 38185 , disengage the tension on the hose clamp and install the radiator outlet hose to the radiator.

  4. Object Number: 1335240  Size: SH
  5. Using the J 38185 slide the clamp into the original position.
  6. Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement.
  7. Remove left front wheelhouse liner. Refer to Front Wheelhouse Liner Replacement
  8. Fill the cooling system. Refer to Cooling System Draining and Filling.