This note came attached to a rebuilt rack. Step 1: FLUSH OUT THE OLD FLUID FIRST! With the engine idling, and the pump pressure line in a bucket, keep replacing fluid until it runs clear. Returned "defects" with dirty fluid in them are not covered by warranty. Dave Conner Columbus, OH 91 200Q 20v avant (for sale) 89 100E 87 5KS 86 4KQ