Durango 2WD V6-3.7L (2009)
Auxiliary Water Pump: Service and Repair
Auxiliary HVAC Heater Pump - Removal
REMOVAL
WARNING: On vehicles equipped with the high voltage system, you must thoroughly read and follow all High Voltage Safety procedures. In
addition, before performing any diagnostic or service procedure near a high voltage component, you must perform the High
Voltage Power Down. Failure to follow these instructions may result in possible serious or fatal injury
1. Disconnect the high voltage battery system using the service disconnect at the battery pack See: Starting and Charging/Battery/Testing and
Inspection.
2. Disconnect the 12 volt battery system.
3. Drain the engine cooling system See: Service and Repair.
4. Raise and support the vehicle.
5. Remove the right front wheelhouse splash shield (1) to gain access to the auxiliary HVAC heater pump (2) located on the right frame rail See:
Body and Frame/Fender/Front Fender/Front Fender Liner/Description and Operation.
6. If equipped, remove the splash shield from the auxiliary HVAC heater pump.
7. Disconnect the electrical connector (3).
NOTE: If the heater hoses are cut during removal from the auxiliary HVAC heater pump, they must be replaced.
8. Loosen the hose clamps (3) and disconnect the heater hoses (2) from the auxiliary HVAC heater pump (1).
9. Remove the two bolts (5) that secure the auxiliary HVAC heater pump to the right frame rail (4) and remove the pump from the vehicle.
10. If required, remove the retaining bracket (6) from the auxiliary HVAC heater pump.
