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Home >> Dodge and Ram >> 2023 >> ProMaster 2500 >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating & Air Conditioning (Service Information) >> Distribution >> Housing, HVAC >> Removal >> Housing - Air Distribution

Housing - Air Distribution

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, 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 take the proper precautions may result in accidental airbag deployment and possible serious or fatal injury.

WARNING:

Review the warnings and cautions for this system before performing the procedure. Failure to follow these instructions may result in serious or fatal injury.

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 may result in a coolant leak and possible serious or fatal injury.

  1. Remove the HVAC housing and place it on a workbench. Refer to HOUSING, HVAC, REMOVAL .
  2. Remove the A/C expansion valve. Refer to VALVE, A/C EXPANSION, REMOVAL .
    NOTE:

    If the foam seal from the front of the HVAC housing is deformed or damaged, it must be replaced.

    GC0160182Courtesy of CHRYSLER GROUP, LLC
  3. Remove the air inlet housing (1).
  4. Remove the fasteners (2) securing the upper HVAC housing (3) to the air distribution housing and the lower HVAC housing.
    GC0160417Courtesy of CHRYSLER GROUP, LLC
  5. Disengage the floor duct (2) from the air distribution housing.
  6. Remove the fastener (3) and disengage the heater core cover (1).
    GC0160174Courtesy of CHRYSLER GROUP, LLC
  7. Remove the foam seal from the front of the HVAC housing.
  8. Remove the fastener (2) and disengage the heater core tube retainer (1).
  9. Disconnect the HVAC wire harness from the mode and blend door actuators.
  10. Remove the fasteners that secure the air distribution housing to the lower HVAC housing.
    NOTE:

    If the foam seal on top of the air distribution housing is deformed or damaged, it must be replaced.

  11. If required, remove the mode and blend door actuators from the air distribution housing.
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