Heater Inlet Hose Replacement LS4

Tools Required

J 38185 Hose Clamp Pliers

1. Drain the cooling system. Refer to Cooling System Draining and Filling .



2. Use J 38185 to reposition the heater inlet hose clamp at the heater pipe.

Important: Cap or plug the cooling components to prevent system contamination.

3. Remove the heater inlet hose (1) from the heater pipe.



4. Use J 38185 to reposition the heater inlet hose clamp at the heater core.
5. Remove the heater inlet hose (1) from the heater core.

1. Connect heater inlet hose (1) to the heater core.
2. Use J 38185 to reposition the heater inlet hose to the heater core clamp.



3. Install the heater inlet hose (1) to the heater pipe.
4. Use J 38185 to reposition the heater inlet hose to the heater pipe clamp.
5. Fill the cooling system. Refer to Cooling System Draining and Filling .

Heater Inlet Hose Replacement L26

Tools Required

J 38185 Hose Clamp Pliers

1. Drain the cooling system. Refer to Cooling System Draining and Filling .
2. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .



3. Use J 38185 in order to position aside the heater hose inlet clamp at the pipe adapter.
4. Disconnect the heater inlet hose from the pipe adapter.
5. Remove the heater hose from the support bracket.
6. Use J 38185 in order to position aside the heater core inlet hose clamp.
7. Disconnect the heater inlet hose from the heater core.

1. Connect the heater inlet hose to the heater core.
2. Use J 38185 in order to secure the heater core hose inlet clamp.
3. Install the heater hose to the support bracket.
4. Connect the heater inlet hose to the pipe adapter.
5. Use J 38185 in order to secure the heater hose inlet clamp.
6. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .
7. Fill the cooling system. Refer to Cooling System Draining and Filling .