...heater core could be plug, or your flap that opens inside of the heater housing may not be opening like it should. It operates off a vacum line, check all your vacum lines going into your heater ...
...heater core.Both of the hoses should be hot to touch,when the engine is at normal warm running conditions.If only one,or none of the two hoses are not hot,or very warm.then pull the heater hoses ...
...heater core is warm but the return hose is cold. We wonder if the water pump may be defective. UNHOOK BOTH HEATER HOSES AND FLUSH OUT HEATER CORE DO IT FOWARD AND BACK FLUSH / COVER DIST. CAP OR YOU ...
Question about Cars & Trucks
...heater core good,vacume lines good,switchs good Feel the heater hoses under the hood where they go thru the firewall. Both should be nice and hot if the heater core is allowing liquid to flow through ...
...heater core my be clogged of your heat control my not be opening and letting water inter the heater core,or you may have a heater hose kinked,check the vacume to the in line shut off in the heater ...
...problem. Found out flap broke inside heater core. Gmc had a default. If something breaks it goes to defrost as safety precaution. Or a vacum leak in a hose to heater. I am having the exact same ...
...heater core, the one feeding in is hot, the other is cold.there is some heat but verry little. coolant level is good. heater core is pluged have it flushed and it will work good after that. Well may ...
...heater core are hot,if only one is hot and the other is luke warm or cold then you may have a clogged heater core,remove hoses (@ core) and flush with water hose go both ways a couple of times. good ...
heater core ,both hoses to and from the heater core get hot and moved the vacume operated lever above the heater box under the hood manualy moves back and forth Does the water tap go on full? is there
heater core still no heat the car warms up fast like its suppose to and never runs above 200 my air conditioner keeps coming on and shuting off im puling all my hair out its getting cold and i have no
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