Durango 4WD V8-5.9L VIN Z (1998)
Housing Assembly HVAC: Service and Repair
Heater-A/C Housing Disassembly and Assembly
The heater-A/C housing assembly must be removed from the vehicle and
disassembled for service access of the blower motor, blower motor wheel, heater core, evaporator coil, blend-air door, and each of the various mode
control doors.
WARNING: ON VEHICLES EQUIPPED WITH AIR-BAGS, FAILURE TO TAKE THE PROPER PRECAUTIONS COULD RESULT IN
ACCIDENTAL AIR-BAG DEPLOYMENT AND POSSIBLE PERSONAL INJURY.
Disassembly
1. Place the heater-A/C housing on a work bench, with the heater-A/C housing cover facing down.
2. Remove the two screws that secure the heater- A/C housing cover to the top of the blower motor housing cover.
3. If the vehicle is so equipped, unplug the two vacuum harness connectors from the recirculation air door actuator.
4. Unplug the vacuum harness connector from the panel-defrost door actuator.
5. Remove the four screws that secure the floor duct to the bottom of the heater-A/C housing and remove the duct from the housing.
Heater-A/C Housing Floor Outlet Screws
6. Remove the two screws that secure the heater- A/C housing cover to the lower housing near the floor outlet.
7. Turn the heater-A/C housing over on the work bench, with the heater-A/C housing cover facing up.
8. Disengage the vacuum harness retainer from the hole near the left end of the heater-A/C housing cover.
