and also recommends which types of coolant can be used. However, the requirement for a radiator flush also depends on driving ...

For a fluid flush, all the old fluid is thoroughly cleaned out. One example of this is filling the radiator with clean water after draining the coolant, letting the engine run, then draining the ...

Flushing the cooling systems and putting in fresh coolant used to be a regular maintenance item, but many current vehicles can go 100,000 miles before a flush is needed or never require new coolant.