Passport EX 4WD V6-3.2L DOHC (6VD1) (2000)
Heater Core: Service and Repair
Removal
1. Disconnect the battery ground cable.
2. Drain the engine coolant.
3. Discharge and recover refrigerant (with air conditioning).
4. Remove heater unit.
5. Remove duct.
6. Remove case (Mode control) and do not remove link unit at this step.