Heater Hose Coupling: Disconnect
WARNING: This page is about a different car, the 2003 Ford RV Cutaway, 2003 Ford Econoline, 2003 Ford E550 Super Duty, 2003 Ford E450 Super Duty, and 2003 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
- Depressurize the engine cooling system.
- Push the heater water hose toward the tube to fully expose the locking tabs.
- Push the special tool over the coupling retainer windows to compress the retainer locking tabs.
- Pull the heater water hose away from the heater core tube.
- Plug the heater water hose.
- Remove the white coupling retainer from the tube.
- Spread the retainer tabs apart and slide the retainer off the tube.
- Discard the retainer.
WARNING:
The engine must be off, fully cool and the cooling system fully depressurized before attempting to disconnect any heater water hoses. Failure to comply with this warning can result in serious injury or burns from hot liquid escaping out of the engine cooling system.
NOTE:
When compressing the white coupling retainer, the Heater Hose Disconnect Tool must be perpendicular to and on the highest point of the coupling.
NOTE:
A slight twisting motion while pulling on the heater water hose may be necessary to assist in the removal.