engine on 1998 Ford Expedition

every once and a while while sitting at a red light my vehicle starts to shake and almost dies out and when i start to take off it does not want go it like sputters and then all of a sudden it takes off i have 125,000 miles and the spark plugs were changed at 100,00 miles

by in Boston, MA on April 23, 2009
2 answers
ANSWER by , April 23, 2009
Do you have any Service Engine Soon Lights on? How many miles are on your Ford? When were the spark plugs last replaced and teh coils checked? How is your gas mileage?
ANSWER by , March 22, 2010
my 4.6L expedition motor run rough?