Heater Hose Replacement - Outlet

Heater Hose Replacement - Outlet (LB7)

Tools Required
^ J 43181 Quick Connect Connector Removal Tool

Removal Procedure
1. Drain the cooling system. Refer to Draining and Filling Cooling System.
2. Remove the air intake tube.
3. Remove the heater and surge tank hose from the mounting clip.





4. Using the J 43181 disconnect the heater hose from the heater core outlet.
1. Install the J 43181 to the heater core pipe.
2. Close the tool around the heater core pipe.
3. Firmly pull the tool into the quick connect end of the heater hose.
4. Firmly grasp the heater hose. Pull the heater hose forward in order to disengage the hose from the heater core.





5. Remove the outlet heater hose nut (2) from the engine. Discard the nut.
6. Remove the outlet heater hose bolt (3) from the engine. Discard the bolt.
7. Remove the auxiliary outlet heater hose if equipped.
8. Remove the outlet heater hose from the outlet pipe assembly.
9. Remove the outlet heater hose.

Installation Procedure
1. Install the outlet heater hose.
2. Install the outlet heater hose to the outlet pipe assembly.
3. Install the auxiliary outlet heater hose if equipped.





4. Install the NEW outlet heater hose nut (2) and bolt (3) to the engine.
Tighten the nut and bolt to 25 N.m (18 lb ft).

Notice: Refer to Fastener Notice in Service Precautions.





5. Connect the outlet heater hose to the heater core. Firmly push the quick connect onto the heater core pipe until you hear an audible click.
6. Install the outlet heater hose to the mounting clip.
7. Install the air intake tube.
8. Fill the cooling system. Refer to Draining and Filling Cooling System.