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I have a 02 f150 4.2 v6 and the truck sputters and jerks driving 40-70, and if i try to take off in a hurry. The gas pettal also makes a knocking noise and feeling.
You will want to post that question in the tech forums since this one is used for introductions. Click on the Forums tab at the upper left and scroll down to the 97-03 forum, you can get help there. Don't miss out on your state chapter and be sure to stop in there to: https://www.ford-trucks.com/forums/forum116/
after searching through all the blogs and asking around i found that the problem was the ignition coil. The ignition coil was the problem and the truck has stopped all of its symptoms and has gained horse power.