>But I would think that since hte front and rear systems are >independent, a leak in one wouldn't cause the other to fail, even >without this valve thingie! After doing a little more research, I stand corrected. It's main function is to alert the driver of a failure. However it does block fluid from passing through the failed side... ============================================================= Posted by wixList Archiver -- http://www.amxfiles.com/wixlist