Tools Required
J 38185
Spring Hose Clamp Pliers
Removal Procedure
- Recover the refrigerant from the air conditioning (A/C) system. Refer to
Refrigerant Recovery and Recharging
.
- Drain the cooling system. Refer to
Cooling System Draining and Filling
.
- Remove the rear evaporator line assembly. Refer to
Air Conditioning Evaporator Rear Tube Replacement
.
- Release and reposition the heater inlet and outlet hose clamps using the
J 38185
.
Important: Cap or plug the cooling components to prevent system contamination.
- Separate the heater hoses from heater pipes.
- Cap or plug the open heater hoses.
- Remove the heater pipe assembly to heater core retaining bolt (1).
Notice: Do not apply excessive force on the heater core pipes during hose removal.
Applying excessive force on the heater core pipes may damage the heater core
pipes.
- Disconnect the heater pipe assembly from the heater pipe bracket retainer.
- Disconnect the heater pipe assembly from the heater core.
- Remove the heater pipe assembly from the vehicle.
- Remove and discard the sealing washers.
- Cap or plug the heater core.
Installation Procedure
- Remove the cap or plug from the heater core.
- Using a lint-free clean, dry cloth, carefully clean the sealing surfaces of the heater pipe assembly and the heater core.
- Lightly coat the new seal washers with coolant.
- Carefully slide the new sealing washers onto the heater pipe assembly until properly seated.
- Install the heater pipe assembly into position in the vehicle.
- Install the heater pipe assembly to the heater core.
Notice: Refer to Fastener Notice in the Preface section.
- Install the heater pipe assembly retaining bolt (1).
Tighten
Tighten the bolt to 10 N·m (89 lb in).
- Remove cap or plug from the heater hoses.
- Connect heater inlet and outlet hoses to the heater pipe assembly.
- Install the heater hose clamps into position using the
J 38185
.
- Install the rear evaporator line assembly. Refer to
Air Conditioning Evaporator Rear Tube Replacement
.
- Fill the cooling system. Refer to
Cooling System Draining and Filling
.