2000 Mitsubishi Diamante "heater core plugged blowing cold" Questions

...heater core. This is essential in determining the presence of heat. Both hoses should be equally hot when the engine is running and the heater is turned on. If the water is not flowing through the ...

...heater core isn't plugged. Worst case is your heater core is shot and needs replaced. Also it might be the heater control valve is stuck closed and won't allow warm water to flow thru heater core. ...

...heater core A faulty thermostat (thermostat that is stuck) Broken blower and/or blower motor Heater core bypass hoses that have leaks Heater core bypass hoses that are worn If your car is overheating ...

...heater core, or one that is beginning to plug. With the engine running, carefully feel the two hoses that lead from the engine into the heater core in the firewall. If one of those hoses is colder ...

heater core. You may have a plugged heater core. You can verify by getting vehicle to running temp and turn heat on. Get under hood an dfeel both the top and bottom heater core hoses. They should both

heater core supply line, it blows only cold air. Probably have a plugged heater core, sometimes if you hook the output line up to a hose with the input disconnected you can backwash the core and maybe

...heater core. The coolant flows through the heater core all the time. I'm assuming your not getting heat out of the heater. A good way to tell if the heater core is plugged is to get the engine up to ...

...heater core and full of coolant ive taken out heater core,blows good,re-assemble and no more pressure.(volumn) may be something plugging the heater tube itself, maybe a rodent has set up camp, fan ...

...heater core to see if it's plugged. I don't think it's waterpump, your rig would be overheating if it was. Leaking is most common waterpump failure. Might be a clogged heater core or heater hose. If ...

...heater core. You could flush this out separately, from flushing radiator & engine block. Diconnect heater hoses going to your heater core and clamp off, so not to loose coolant from engine. Now hook ...