I am thinking it is the issue some 04 models had where the pump doesn't "prime" (to quote another poster) enough to get the fluid sufficiently moving about the valve body. Let me ask you this, has it started since it got cold out?
Check out my YouTube Channel for DIY's and other fun stuff HERE
Check out my BMWBLOG!
Originally Posted by Fast Bob
now, go burn your Man Card, and buy yourself a Camry....