Caravan, Town & Country 2006-2007

Heater Core

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Removal & Installation



  1. Disconnect the negative battery cable.
  2.  
  3. Partially drain the cooling system into a clean container for reuse.
  4.  
  5. Remove the right rear quarter trim panel by removing or disconnecting the following:

    1st row seat
     
    2nd row seat, if equipped
     
    Sliding door sill trim panel and the quarter trim bolster
     
    C-pillar and D-pillar trim panels
     
    1st row seat belt anchor and the 2nd row seat anchor, if equipped
     
    Quarter trim-to-quarter panel screws from the bolster area
     
    Quarter trim-s rear edge-to-bracket screws
     
    Quarter trim-to-quarter panel hidden clips, located rearward of the sliding door
     
    Quarter trim from the quarter panel
     
    Electrical connector from the accessory power outlet, if equipped
     

    1. If equipped, pass the 2nd row seat belt through the slot in the trim panel.
    2.  
    3. Pass the 1st row seat belt through the slot in the trim panel.
    4.  
    5. Remove the quarter trim panel from the vehicle.
    6.  

  6.  
  7. Remove the rear auxiliary heater hoses clamps from the rear heater core.
  8.  
  9. Remove the rear heater hoses from the rear heater core.
  10.  
  11. Remove the rear heater core-to-chassis screws.
  12.  
  13. Carefully lift the rear heater core and tubes up and out of the rear auxiliary housing.

    Click image to see an enlarged view

    Fig. View of the right quarter and D-trim panels



    Click image to see an enlarged view

    Fig. View of the rear heater core

  14.  

To install:

  1. Carefully, install the rear heater core into the rear auxiliary housing.
  2.  
  3. Install the rear heater core-to-chassis screws.
  4.  
  5. Install the rear heater hoses to the rear heater core.
  6.  
  7. Install the rear auxiliary heater hoses clamps to the rear heater core.
  8.  
  9. Install the right rear quarter trim panel by performing the following procedure:
    1. Install the quarter trim panel to the vehicle.
    2.  
    3. Pass the 1st row seat belt through the slot in the trim panel.
    4.  
    5. If equipped, pass the 2nd row seat belt through the slot in the trim panel.
    6.  
    7. If equipped, connect the electrical connector to the accessory power outlet.
    8.  
    9. Install the quarter trim to the quarter panel.
    10.  
    11. Rearward of the sliding door, connect the quarter trim-to-quarter panel hidden clips.
    12.  
    13. Install the quarter trim-s rear edge-to-bracket screws.
    14.  
    15. At the bolster area, install the quarter trim-to-quarter panel screws.
    16.  
    17. Install the 1st row seat belt anchor and the 2nd row seat anchor, if equipped.
    18.  
    19. Install the C-pillar and D-pillar trim panels.
    20.  
    21. Install the quarter trim bolster and the sliding door sill trim panel.
    22.  
    23. If equipped, install the 2nd row seat.
    24.  
    25. Install the 1st row seat.
    26.  

  10.  
  11. Refill the cooling system.
  12.  
  13. Connect the negative battery cable.
  14.  
  15. Run the engine to normal operating temperatures; then, check the climate control operation and check for leaks.
    NOTE
    If the rear heater core was emptied and not refilled, it will be necessary to thermal cycle the vehicle twice. Run the engine until the thermostat opens; then, turn the engine OFF and allow it to cool.

  16.  

  1. Disconnect the negative battery cable.
  2.  
  3. Partially drain the cooling system into a clean container for reuse.
  4.  
  5. Remove the right rear quarter trim panel by removing or disconnecting the following:

    First row seat
     
    Second row seat, if equipped
     
    Sliding door sill trim panel and the quarter trim bolster
     
    C-pillar and D-pillar trim panels
     
    First row seat belt anchor and the second row seat anchor, if equipped
     
    Quarter trim-to-quarter panel screws from the bolster area
     
    Quarter trim-s rear edge-to-bracket screws
     
    Quarter trim-to-quarter panel hidden clips, located rearward of the sliding door
     
    Quarter trim from the quarter panel
     
    Electrical connector from the accessory power outlet, if equipped
     

    1. If equipped, pass the second row seat belt through the slot in the trim panel.
    2.  
    3. Pass the first row seat belt through the slot in the trim panel.
    4.  
    5. Remove the quarter trim panel from the vehicle.
    6.  

  6.  
  7. Remove the rear auxiliary heater hoses clamps from the rear heater core.
  8.  
  9. Remove the rear heater hoses from the rear heater core.
  10.  
  11. Remove the rear heater core-to-chassis screws.
  12.  
  13. Carefully lift the rear heater core and tubes up and out of the rear auxiliary housing.

    Click image to see an enlarged view

    Fig. View of the right quarter and D-trim panels



    Click image to see an enlarged view

    Fig. View of the rear heater core

  14.  

To install:

  1. Carefully, install the rear heater core into the rear auxiliary housing.
  2.  
  3. Install the rear heater core-to-chassis screws.
  4.  
  5. Install the rear heater hoses to the rear heater core.
  6.  
  7. Install the rear auxiliary heater hoses clamps to the rear heater core.
  8.  
  9. Install the right rear quarter trim panel by performing the following procedure:
    1. Install the quarter trim panel to the vehicle.
    2.  
    3. Pass the first row seat belt through the slot in the trim panel.
    4.  
    5. If equipped, pass the second row seat belt through the slot in the trim panel.
    6.  
    7. If equipped, connect the electrical connector to the accessory power outlet.
    8.  
    9. Install the quarter trim to the quarter panel.
    10.  
    11. Rearward of the sliding door, connect the quarter trim-to-quarter panel hidden clips.
    12.  
    13. Install the quarter trim-s rear edge-to-bracket screws.
    14.  
    15. At the bolster area, install the quarter trim-to-quarter panel screws.
    16.  
    17. Install the first row seat belt anchor and the second row seat anchor, if equipped.
    18.  
    19. Install the C-pillar and D-pillar trim panels.
    20.  
    21. Install the quarter trim bolster and the sliding door sill trim panel.
    22.  
    23. If equipped, install the second row seat.
    24.  
    25. Install the first row seat.
    26.  

  10.  
  11. Refill the cooling system.
  12.  
  13. Connect the negative battery cable.
  14.  
  15. Run the engine to normal operating temperatures; then, check the climate control operation and check for leaks.
    NOTE
    If the rear heater core was emptied and not refilled, it will be necessary to thermal cycle the vehicle twice. Run the engine until the thermostat opens; then, turn the engine OFF and allow it to cool.

  16.  

 
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