Replacing the heater hose bypass fitting will depend on how the fitting was installed. It could be screwed or bolted in. Try searching for your specific vehicle for a detailed description of the install.
No, it is commonly done when heater core goes south.
Simple, take the inlet and outlet hoses going to and from the heater core and connect them together.
You would have to find the inlet and outlet hoses and put a fitting between them and hose clamp them together.
Heater coolant bypass pipe It would be the return hose for the heater.
No , if you were to bypass the heater core , you would have no heat
did the heater core start leaking? anyway you should have no problem with the air if you bypass the heater core.
yes. You would need to bypass the heater core in order for your coolant to still circulate properly. Check with your locat auto parts store. Some stores actually sell a bypass hose designed for this application. If not, you just need to connect your inlet and outlet hoses at the heater core together so it will circulate. Most auto parts stores will have a barbed fitting to connect them.
A heater bypass is not an original equipment item. you would install it to keep coolant from circulating through the heater core, mostly when it is leaking.
Upper and lower radiator, inlet and outlet heater core, bypass,Upper and lower radiator, inlet and outlet heater core, bypass,
You can not.
you would have to bypass the heater core first.