I had the same problem just last week. In the interior fuse panel, the wiper fuse is #16 (30 amp). In the power distribution box (engine bay), there are 2 relays - 45A (wiper high/low) and 45B (wiper park/run). In my case, the culprit was 45A. Good luck!
Last edited by PW01; 03-14-2008 at 12:10 PM.