I know it sounds like i am crazy when i say it does not want to start when its cold outside when its winter. but anything below about 50 or 60 degrees it does this it seems. Thats why when some one told me temp coolant sensor in another post it made since to me. It has never had this problem before the 5 or 6 years its been the family. i will try the 30 second thing good idea. and will look into the check valve idea also thanks guys. like i said this all seemed to happen after changing the fuel filter and IAC . also there use to be alot of pressure behind the gas cap would hiss really good when taking it off now there is none