1997 Jeep Grand Cherokee • 220,000 miles

Once I reach operating temperature it will cut out like it has no fuel or air but if I floor the throttle it will kick back in and go until I let it go down to about 60 mph and it will start doing it again but if I granny take off it will act fine y is it doing this
June 29, 2013.

Has the check engine light come on? Have you checked fuel pump pressure?