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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating & Air Conditioning (Service Information) >> Distribution >> Housing, HVAC >> Disassembly >> Housing-Air Distribution

Housing-Air Distribution

NOTE:

The air distribution housing must be removed from the HVAC housing and disassembled for service of the blend-air and mode-air doors.

NOTE:

LHD model with A/C shown in illustrations. RHD and heater-only models similar.

Fig 1: HVAC Housing Assembly
GC0148148Courtesy of CHRYSLER GROUP, LLC
  1. Remove the HVAC housing assembly and place it on a workbench. Refer to HOUSING, HVAC, REMOVAL .
  2. Remove the air distribution housing (3) from the HVAC housing (1). Refer to HOUSING, HVAC, REMOVAL .
  3. If equipped with the 2.8L diesel engine, remove the electric positive temperature coefficient (PTC) heater unit from the air distribution housing. Refer to UNIT, HEATER, REMOVAL .
    Fig 2: Identifying Blend Door Actuator
    GC0123394Courtesy of CHRYSLER GROUP, LLC
  4. Remove the screws (1) that secure the blend door actuator (2) to the left side of the air distribution housing (3) and remove the actuator.
    Fig 3: Identifying Blend Door Levers
    GC0123395Courtesy of CHRYSLER GROUP, LLC
  5. Remove the blend door lever (1) from the left side of the air distribution housing (2).
    NOTE:

    To remove the blend door pivot lever, disengage the retaining tab on the lever and pull the lever straight off the pivot shaft.

  6. Remove the blend door pivot lever (3) from the end of the blend door pivot shaft (4).
    Fig 4: Identifying Mode Door Actuator & Bracket
    GC0123396Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    It is not necessary to remove the mode door actuator from the bracket when servicing the air distribution housing.

  7. Remove the three screws (1) that secure the mode door actuator (2) and bracket (3) to the right side of the air distribution housing (4) and remove the actuator and bracket as an assembly.
    Fig 5: Identifying Mode Door Cam
    GC0123397Courtesy of CHRYSLER GROUP, LLC
  8. Remove the mode door cam (1) from the right side of the air distribution housing (2).
    Fig 6: Parting Line And Retainers
    GC0082724Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    If any foam seal on the air distribution housing outlets is deformed or damaged, the seal must be replaced.

  9. Carefully cut the foam seals (1) along the parting line (2) of the two halves of the air distribution housing (3). If a seal is deformed or damaged, it must be replaced.
  10. Remove the five screws (4) and one metal clip (5) that secure the two halves of the air distribution housing together.
  11. Disengage the three plastic retaining tabs (6) that secure the two halves of the air distribution housing together and carefully separate the housing.
    Fig 7: View Of Air Doors & Air Distribution Housing
    GC0082725Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    If a seal on an air door is deformed or damaged, the air door must be replaced.

  12. Disengage the air door(s) (1, 2, 3 and 4) from the mode door levers and remove the air doors from the air distribution housing (5).
    Fig 8: Mode Door Levers
    GC0082726Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    To remove the mode door levers, disengage the lever retaining tabs located on the inside of the air distribution housing and pull the levers straight out of the housing.

  13. Remove the four mode door levers (1, 2, 3 and 4) from the right side of the air distribution housing (5).
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