> IIRC, I used a half-inch breaker bar or ratchet without anything on it, and it > fit > perfectly into the square recess on the plug. Yes, this is the way it's suposed to be done. Half inch drive ratchet/breaker bar for the drain and 3/8th inch drive ratchet for the fill/check plug. I didn't know the answer hadn't been given yet. Don't go looking for square stuff when you already have it! -Ben 1994 Sentra SE-R