Radiator Flushing on 1992 Nissan Pickup (D21)

I would like to know how much on avg. does it cost to get the radiator flush

1 answer
To disconnect the top and bottom radiator hose and flush forward and backward refill with fresh coolant and purge air about 1 to 1.2 hours $20 to $25 in coolant, hose clamps and recycle fees.