Front Heater Core - Removal

REMOVAL

WARNING: Disable the airbag system before attempting any steering wheel, steering column or instrument panel component diagnosis or service. Disconnect and isolate the negative battery (ground) cable, Service and Repair then wait two minutes for the airbag system capacitor to discharge before performing further diagnosis or service. This is the only sure way to disable the airbag system. Failure to follow these instructions may result in accidental airbag deployment and possible serious or fatal injury. Service and Repair

WARNING: The heater core tubes are not serviced separately from the heater core. The heater core tubes should not be repositioned, loosened or removed from the heater core. Failure to follow this warning could result in a coolant leak and possible serious or fatal injury.

NOTE: Gasoline model shown in illustrations. HEV model similar.





1. Remove the front HVAC housing (1) and place it on a workbench Front HVAC Housing Removal.
2. Disconnect the HVAC wire harness (2) from the recirculation door actuator (3).
3. Remove the screws (4) that secure the air inlet housing (5) to the HVAC housing.
4. Remove the air inlet housing from the HVAC housing.





5. Carefully remove the foam seal (1) from the flange on the HVAC housing (2). If the seal is deformed or damaged, it must be replaced.
6. Remove the screw (3) that secures the heater core tube retaining bracket (4) to the top of the HVAC housing.
7. Remove the heater core tube retaining bracket from the HVAC housing.





8. Remove the two screws (1) that secure the HVAC housing retaining bracket (2) to the top of the HVAC housing (3) and remove the bracket.
9. Remove the two screws (4) that secure the heater core retaining bracket (5) to the top of the HVAC housing and remove the bracket.
10. Carefully remove the heater core (6) and heater core tubes as an assembly from the top of the HVAC housing.