Question about 2004 Chevrolet Impala
Drain and replace system collant
You may not have drain plug but look on the drivers side of radiator at the bottom.If not you will have to take the bottom radiator hose off to drain.Run sme fresh water through it a few times,like three.Put in about 1 1/2 gallons of straight antifreeze,you will already have water in the block.You may have to bleed the air out.Look on top of the thermostat housing for bleed screw,and maby one of the metel heater lines,warm up and opem these just anough till only coolant comes out.If not warm up,cooldown a few times,checking coolant when its cool,may have to cycle a few times.DONT OVERHEAT THIS MOTOR,good luck
Posted on Jul 18, 2009
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Posted on Jan 02, 2017
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