1992 Mazda 626 how to flush heater core without a garden ho

Did you check for a heater control valve if not check if it has one and start there if not-backflush the heater core both ways-get a garden hose and do the job right-if it continues -replace the heater core

[quote:863f6160af="rasmataz671"]Did you check for a heater control valve if not check if it has one and start there if not-backflush the heater core both ways-get a garden hose and do the job right-if it continues -replace the heater core[/quote:863f6160af]
hello sir, how to check heater control valve and where is locate ,i would glad if you show me with a picture ,i am not mechanical man so i don't understand clearly what you said,i have found two hoses which go to heater core and i have test one is hot ,the other is not hot but i get hot in my car but is not enough heat if weather are higher than -10 degree

Do you have a repair manual if so check if it has a heater control valve something similar like below. Test it if it works replace the heater core

hello
please can you tell me where is locate heater control valve in mazda626 model 1992