Once a year or when Anti-Freeze is Brown in Color
you don't
you don't
1oo mile
under hood in front of radiator
find your heater hoses and follow them. the flush is usually in an easily accessible location. It is very possible there is not a radiator flush valve. you may need to install one.
You can flush the block thru the line to the heater core at the firewall. This will flush the heater core also.
Remove The Radiator And Have A Radiator Shop Test, And Flush It.
There is a drain valve at the bottom of the radiator and you will have to remove the drain bolt in the engine block.
Just flushing the radiator, no but to flush the system, yes.
there is a radiator plug on the bottom passenger side of the radiatior, take that out and flush from the radiator cap.
Your thermostat could be malfunctioning - replace it. Your radiator could becoming plugged - flush it.
Cleans antifreeze and dirt out of the radiator