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  1. F150 Ecoboost Problems
    2011 FX4 with 155k miles. Had hesitation/ shuddering when getting on the freeway with no flashing or steady CEL. Removed 5* 91 perf tune and continued to monitor. Next day same issue but this time P0303 Misfire Cyl 3. Plugs were fresh and properly gapped so i switched plugs between cylinders 2...
  2. F150 Ecoboost Problems
    Ford, I have sent this letter directly to your representative on this forum friday. I have not gotten a response so I'm posting this here to see if anyone has had similar issues. ( I made a few edits to the original letter for clarity ) Wow where do I begin? I'm skeptical that I can get...
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