1991 Toyota Pickup "coolant isnt going heater" Questions

...isnt overheating and has a new thermostat but has no heat if both heater cores coolant hoses are hot.hot coolant is going through heater core. problem more likely could be faulty heater air door ...

isnt working, the temperature gage flucuates, and it keeps telling me it has low coolant even though I just added coolant The car keeps telling me that it has low coolant, I add water and it doesnt go

...valve. make sure the vac line is connected and not broke. feel the hoses there at the heater core after it warms up. are they hot? if not the valve isnt opening and letting coolant into the ...

...isnt blowing any heat. not losing any coolant. The thermostat could be stuck open or the heater core or radiator could be clogged or it could be a faulty heater control valve.I would flush the ...

...isnt able to reach operating temperature therefore heater output suffers, your coolant temp gauge should read around halfway when the engine is hot if its not look into replacing the thermostat, if ...

...the heater at firewall if one hose is hot then coolant isnt flowing to heater if both are hot then problem with vent flaps are not openeing heat door to allow air to flow over the core try that ...

...isnt closing all the way,turn thermostat down This winter i saw that 3 time driver side good heat and passager side cold i simply flush the heater core that little interior radiator get hot from the ...

...coolant, but when you are idling there isnt enough spin on the water pump to push enough coolant to compensate for the air in the system This is caused by low coolant level. While idling, coolant is ...

...isnt working in my Since your blower is working and it is a heat issue,thats where we'll start,First thing is have you checked the coolant level in the radiator when engine is cold,make sure it is ...

...will be either the round welsh plugs, a corroded steel tube , or hose and clamp. With the manifold off, a pressure test will squirt the coolant out , if it isnt immediately obvious where the leak ...