shaking real bad while … However, after years of racking up miles, it may start shaking and become noisy. When starting up your vehicle, the engine should run smoothly and quietly. Been fighting with the infamous "rough idle" situation on my 1996 F-150 w/ 5.8L (351 w) for months now, and I set out to "shotgun" the sumbitch until I found/fixed it. If I rev the motor to 1000 rpm the problem seems to go away. of the time it's. A common cause of rough idle is a bad exhaust gas recirculation (EGR), in which a new EGR valve can solve this problem. Spark Plugs. After having my car serviced for oil change, tire rotation and air filter replacement, as I was leaving the service center my car had a new engine vibration/shake while in park or neutral in idle. It then clicks like my clutch fan … Handy Hint: Have you heard of the F150’s quiet start? Without a doubt, the Ford F-150 truck continues to be one of the most popular trucks on the highway. of the time it's. 21%. 10. 2004 Ford F150 4.6 L Engine rough idle, Vibration at .9 RPM on Drive, consistent, it start idling at 11 and then drop to - Answered by a verified Ford … Shakes or Wobbles problem 2004 Ford F150 V8 Four Wheel Drive Automatic 95K miles I have a 26 mile commute to work daily, as I neared my destination, my truck began to sound like a deisel, shaking and shuddering, with a squealing from under the hood, but it never fully stalled. Ford F-150 (2004-2008) :: Idle Vibration / Hum Coming From The Engine When the truck is idling it has a weird vibration and their is a hum that comes from the engine. I am not getting any engine codes. It starts and runs fine, but after it gets warmed up it idles rough when I stop at a signal or stop sign and often the engine dies. Vacuum Leak. of the time it's. Let off and go to neutral and rev a little and it goes away. However lately, we have been seeing an increase in the number of drivers complaining on the 1 800 LEMON LAW hotline of a Ford F-150 vibration problem, resulting in numerous trips to the dealership with no real fix. If not, it will let your F150 idle at lower RPMs so to not wake up the neighbors. 34%. I have had it to the dealership and they say they can’t find anything. Learn about this problem, why it occurs, and how to fix it. 15%. Issue: Rough idle. Vehicles affected are the 2004 - 2010 model year Ford F-150 pickup truck, the 2005 - 2013 Ford Expedition and Lincoln Navigator SUVs, as well as the 2006 - 2008 Lincoln Mark LT luxury pickup. 1993 Ford F-150 157,356 mi, Visitor. The cost is $200-$400. Ford F-150 Engine Runs Rough at Idle - 174 reports. I have the idle issue on my 2015 Ford F-150 that over 180 people have complained about. Ignition Coil. Report. Feels and sounds like the engine is going to blow up and shake the truck apart. While there are a variety of reasons your Ford F-150 has a rough idle, the most common 3 are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil.