TheAutumnWind
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3/8 hose connected to a 5/8 hose running off the low pressure reutrn to a drain bucket. It works great and empties the power steering reservoir quick. Don't let it run dry or you mess up the pump.
Here's the write up on it.
https://www.tahoeyukonforum.com/thr...ydroboost-flush-instructions-with-pics.38353/
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Thanks. I think thats the way I did it last time. Having the writeup helps a lot.