I agree, you most deffinately want that hissing check out, because I ended up spending some chedder. Let alone if its is a vacuum leak therefore won't belong on powerloss.
'04 SER Spec V
Moltec Silver
stock
no longer own 97' T-red GL Sport
Zetec 2.0 I4 16v DOHC MTX
http://fast4doors.com/