2004 Chevrolet Impala "flushing heater core" Questions

...heater core, try flushing out the whole system and putting in a flushing Tee on to the heater core hose inside the engine compartment, There will be 2 hoses coming out of the fire wall possibley on ...

heater core is not heating up Flush and fill yor system. Change the thermostat. If this doesn't work you probably need to replace the heater core. One other thing often overlooked...the heater control

...heater core? Your heater core is clogged. You can fix it. Disconnect the two heater hoses and put one into a bucket. Use an air compressor to blow into the other - it'll flush the contents into the ...

...heater core restricted need to back flush core This is because of the flow through your heater core.At idle there is not that much pressure.So to fix this you will need to get a coolant flush this ...

...heater core isn't flowing, you may need to take a garden hose and take both heater hoses off, and flush in both directions to clean the heater core. flush in both directions until you get clean ...

FLUSHING HEATER CORE,UN HOOK HEATER HOSES, .WITH GARDEN HOSE FLUSH FROM HOSE THAT WAS COLD WHEN RUNNING TOWARDS HOT ONE, MAKE SURE ENGINE IS COOL BEFORE DOING THIS. REPLACE THERMOSTAT, MAY BE STICKING

...heater core isn't opening all the way. Try flushing or blowing high pressure air through the heater core lines. its sludge build up and need to be flushed through heater core only. check antifreeze ...

...heater core is plugging up. When you sit idling, the fluid movement is slow, therefore the junk settles in the heater core, still allowing enough fluid to get through to heat. When you drive it, the ...

...flushing the heater core will fix this condition hope this helps if engine coolant temp is ok, and coolant level is good stable not over or under heating, then check for faulty water pump i.e. poor ...

...the heater core's 2 tubes at the firewall are getting hot or not. If not, then the heater core needs to be flushed out, or replaced, whichever is easier (flushing is easier). Good luck on this