REMOVAL & INSTALLATION
See Figures 1, 2, 3 and 4
- Drain the engine coolant into a suitable container.
- Open the instrument panel glove compartment. Push in on the sides of the compartment to release it, allowing access to the heater core.
The heater core can be damaged if too much force is applied to the heater core pipes during hose removal.
- Remove the heater module screws and remove the heater module assembly cover. For vehicles equipped with A/C, remove the air conditioning evaporator temperature sensor assembly from the heater and A/C cover.
- Remove the heater core screw and clamp.
- Remove the hose pipe clamp screw and the hose pipe clamp. Clamp off the heater hoses.
- Disconnect the heater hoses from the pipes.
- Remove the heater core by carefully pulling it towards you.
Install the heater core and attach the heater hose assembly to the heater hose pipes. Note the following:
- Lubricate the heater core pipes with petroleum jelly for ease of installation and to assure a good seal.
- Be sure the seals around the heater pipes remain in place when installing.
- To verify that the seal is installed correctly, observe the seal from inside the engine compartment. If the seal has leaks, apply a sealer between the heater core pipes and the evaporator housing.
- Install the hose pipe clamp and the bolt/screw. Unclamp the heater hoses. Tighten the hose pipe clamp bolt/screw to 16 inch lbs. (1.8 Nm).
- Install the heater core clamp and screw. Tighten the screw to 16 inch lbs. (1.8 Nm).
- Install the heater module assembly cover and secure with the retaining screws. Tighten the screws to 18 inch lbs. (2 Nm).
- Connect the negative battery cable.
- Refill the cooling system. Operate the engine and check for leaks, add coolant if necessary.
- Install the instrument panel glove compartment.