Heater Hose: Service and Repair

Heater Hose Assembly Replacement

Removal Procedure




1. Partially drain the cooling system.
2. Raise and suitable support the vehicle. Refer to Lifting and Jacking the Vehicle Service and Repair.
3. Compress and slide the rearward the 2 heater hoses spring clamps at the cowl.
4. Gently twist the hose from the left to the right and back again to loosen the bond between the hose and the tube.
5. Remove the end of the hose from the tube.
6. Repeat steps 3 and 4 with the other hose.
7. Compress the heater hose spring clamp on the inlet coolant line and slide the clamp rearward.
8. Remove the inlet heater hose from the vehicle.
9. Compress the heater hose spring clamp on the outlet coolant line and slide the clamp backward.
10. Remove the outlet heater hose from the vehicle.

Installation Procedure




1. Install the left heater hose to the coolant inlet line fitting. Slide the end of the heater hose over the coolant fitting until the hose is seated.
2. Install the right heater hose to the fitting below the intake manifold. Slide the end of the heater hose over the fitting until it is seated.
3. Install and seat the other end of each heater hose.
4. Compress and slide the spring clamps into position on the heater hoses and release the tension.
5. Fill the cooling system. Refer to Draining and Filling Cooling System Service and Repair.
6. Inspect the hoses for leaks.
7. Lower the vehicle.