how does one go about doing a complete power steering system flush ?

 

#1Just pull the low pressure power steering hose off and let it drain.
#2 With the engine off turn the steering wheel back and forth.
#3 Put the line back on and fill with power steering fulid.
#4 Then move the wheel back and forth to get the air out.
#5 Top power steering back off then start truck
#6 Do step 4
#7 top with Fluid