2002 Ford F150 Regular Cab "surging warming" Questions

Engine surge during warm up. On initial start up during warm up cycle, The engine will surge from 500-1200 in park and driving. No codes or check engine lights, After warm up no issues. Replaced air ...

my ford f150 runs good till it warms up then it starts to surge and dies wont start till cools down ok check the coil or ignition pick up coil in combination with the fuel pump

...you first start it in the morning and the engine is still cold. Once it warms up the motor starts surging and idling rough and bucks and kicks at a steady speed. And has a strong fuel odor coming ...

1997 f150 truck starts but doesnt stay running, only if you truck starts but doesnt stay running, only if you keep foot on gas pedal. As soon as you take foot off the rpm drops off rapidly to almost ...

What causes the computer to read bank 1 to lean, bank 2 to lean. It also idles rough and will stall out while stopped. Runs great at operating speeds. It's on a 2004 F150, 4x4, 5.4 vin code 5. More ...

I have an 03 f150 with a 5.4 engine. Truck starts and runs great when cold. Once it is warmed up is when the idle problem shows up. If I stop to run into a store or get gas and then restart the warm ...

1988 F-150 4.9 six. Pulled codes and it showed egr valve was not closing. Changed egr valve and now when driving there is a miss when engine warms up. Did not have the miss before I changed egr valve.

Hard to start when cold, then surges at ideal. When taken off from a stop, it "sometimes" stumbles and misses and other times it takes off fine. When it is stumbling at take off, I can step down hard ...

Hard to start when cold, then surges at ideal. When taken off from a stop, it "sometimes" stumbles and misses and other times it takes off fine. When it is stumbling at take off, I can step ...

egr code put two new egr vlvs on it still get code egr code put two new egr vlvs on it still get check engine lght remove the egr valve take a piece of clothes rack or a tiny tiny screw driver ...