1993 Toyota Previa "heat runs hot cold van" Questions

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Question about Toyota Previa

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...cold, it most likely is compression gas blowing past your head gasket. If you lose no water for the first few minutes of driving until the engine gets warm, then it may be venting from over heating ...

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Question about Toyota Previa

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...heat. top raditor hose is hot bottom one is cold. I tryed flushing the sustem.. still no heat.. i have 2 heater cores 1 in front and 1 in back. could this be why i have no heat they both are bad. or ...

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...hot The van overheats, but when you run and it starts to over heat and then you stop to check the water the radiator cap is cold until you try and an loosen it its steams very hot and that's ...

Question about Toyota Previa

1 Answer

...runs hot and i turn the car off the radiaor cap is cold but then i check 10 min later and it seems to be warm. could that mean that the radiator is clogged. Remove thermostat and test it by ...

heat is on up front or should it be hot? If so, where is the actuator located? This van has vents up high and down low. I've only had the van for two months. It is like brand new. I have every receipt

...heat for the back air vents turns on but never gets warm. It constantly stays cold (or whatever the outside temperature is) and on the flip slide if we turn the cold air on the back vents don't ...

...heat is not working. the blower runs but pushes only cold air inside the cabine. i already replaced the engine radiator and the stat. Can you guys help me out on this any idea highly apreciated... ...

...works. Heater runs cold. Overflow keeps disappearing. What is wrong? My issue came down to the cooling fan motors went out and needed to be replaced and now runs like a dream. my heat ion the van ...

...Valve that shuts off all hot water from entering your heater core.If this valve is closed you would get no to very little heat.It's located in the heater hose from the intake to your heater

...hot and cold.ive changed themostat before but not in a van. Very difficult, hard to get to. Any clues as to how to get it out. Try a google search for the procedure and you may be rewarded with a ...

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