Navigator 4WD V8-5.4L (2010)
Heater Core: Service and Repair
Heater Core
Heater Core
Removal and Installation
NOTE: If a heater core leak is suspected, the heater core must be leak tested before it is removed from the vehicle.
1. Remove the heater core and evaporator core housing. For additional information, refer to Heater Core And Evaporator Core Housing See:
Housing Assembly HVAC/Service and Repair/Heater Core And Evaporator Core Housing.
2. Remove the 8 plenum chamber screws.
3. Release the plenum chamber clip and position the plenum chamber aside.
4. Remove 2 heater core fitting clips and the dash panel seal.
5. Remove the heater core tube bracket screw and the heater core tube bracket.
6. Remove the heater core bracket screw and the heater core bracket.
7. Remove the heater core.
8. To install, reverse the removal procedure.
