How old is the fuel filter? A semi clogged one can cause hesitation. Also check to see if there is more than one. I've seen where there is one on the motor and one along fuel line under the truck.
"A veteran - whether active duty, retired, national guard, or reserve - is someone who, at one point in his or her life, wrote a blank check made payable to The 'United States of America', for an amount of 'up to and including my life.'"