Heater Core: Service and Repair

Heater Core Replacement

Removal Procedure

1. Remove the HVAC module assembly. Refer to HVAC Module Assembly Replacement (Service and Repair) .




2. Remove the foam seal (1) from the heater core pipes (2).




3. Remove the heater core pipes locating plate to HVAC module assembly retaining screws (1).
4. Remove the heater core pipes locating plate (2) from the HVAC module assembly (3).
5. Disconnect the recirculation actuator electrical connector (4).




6. Remove the air inlet housing to HVAC module assembly retaining bolts (1).




7. Remove the HVAC module assembly support brace to HVAC module assembly retaining screws (1).
8. Remove the HVAC module assembly support brace (2) from the HVAC module assembly (3).




9. Separate the air inlet housing (2) from the HVAC module assembly (1).





Important: Remove the heater core (2) by sliding the heater core (2) out of the HVAC module assembly (1).


10. Remove the heater core (2) from the HVAC module assembly (1).



Installation Procedure






Important: Install the heater core (2) by sliding the heater core (2) into the HVAC module assembly (1).


1. Install the heater core (2) to the HVAC module assembly (1).




2. Install the air inlet housing (2) to the HVAC module assembly (1).





Notice: Refer to Fastener Notice (Fastener Notice) .

3. Install the air inlet assembly to HVAC module assembly retaining bolts (1).

Tighten the bolts to 9 N.m (80 lb in).





4. Install the HVAC module assembly support brace (2) to the HVAC module assembly (3).
5. Install the HVAC module assembly support brace to HVAC module assembly retaining screws (1).

Tighten the screws to 1 N.m (9 lb in)





6. Connect the recirculation actuator electrical connector (4).
7. Install the heater core pipes locating plate (2) to the HVAC module assembly (3).
8. Install the heater core pipes locating plate to HVAC module assembly retaining screws (1).




9. Install the foam seal (1) to the heater pipes (2).
10. Install the HVAC module assembly. Refer to HVAC Module Assembly Replacement (Service and Repair) .