shudder

  1. booksix

    2005 Expedition: 40mph shudder, low mpg, stall

    I've had a few issues pop up lately - going to try to explain in chronological order. Things to know: The truck runs amazingly well (smooth and powerful), trans shifts great, no real issues. 230k on the odometer. 4R75e, 4wd, towing package. Plugs 50k ago, Trans-pan fluid and filter 50k ago...
  2. H

    Engine Shuttering / Check Engine Blinking

    I am experiencing engine shuddering usually on acceleration or uphill. Also, when I gun it (rarely) the car hesitates and the check engine light blinks rapidly. If it’s not caused by bad spark plugs/coil packs, could it be the torque converter in the transmission? 2007 EL Eddie Bauer...
  3. H

    Transmission Fluid Change?

    I’m coming up on 350,000 miles and was curious about changing the transmission fluid, since it seems pretty difficult to get to and “not supposed to be changed,” but assuming it should be done. Also, I am experiencing some transmissions issues: 1) shudder when accelerating uphill or around...
  4. K

    2007 OD Shudder - Torque Converter

    When RPM's are around 1500 or lower it has a difficult time coming out of overdrive and the drivetrain shudders. It can be corrected by forcing the shift into the next lower gear, but that's a tough way to go. Took it to Ford and they diagnosed it as a slipping/failing torque converter. No...
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