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- 5.4L 6R80 4X4 - SURGE WHEN COLD ONLY
| Publication Date: November 24, 2010 |
Some 2010 F-150 4X4 vehicles equipped with 5.4L engine and 6R80 transmission built on or before 8/15/2010, may exhibit a 100-200 RPM surge when cold only. This condition may be present at road speeds between 25-35 MPH (40-56 Km/h), engine speed between 950-1100 RPM only and will not be present once transmission fluid temperature reaches 104 degrees F (40 degrees C).
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