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  1. F150 Ecoboost Problems
    2019 Supercrew 3.5 Ecoboost with the 10 speed transmission and 28k miles. I have a shudder that I believe is torque converter or driveline/transmission related. There are several symptoms that I don't know if they're related. The main shudder is under light acceleration, primarily in 10th gear...
  2. F150 Ecoboost Problems
    Hello. Recently my 2011 Ecoboost FX4 has felt like it’s stuttering when I accelerate then at the top of the acceleration it feels like I lose all boost. Plugs have been recently changed. I’ve owned the truck used for less than a year now at it’s completely stock. I want to see if there’s a...
  3. F150 Ecoboost Problems
    I've been experiencing an intermittent loss-of-power/acceleration issue for about 4 months now. The problem is apparent, if not obvious, at low speeds, but really shows at highway speeds. A normal amount of pedal doesn't result in much of any acceleration. I need to push it up to ~ 4000+ RPM...
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