Technical Service Bulletins
|Publication Date: May 12, 2005|
|2006 Mark LT|
Some 2005 F-150 and 2006 Mark LT vehicles built before 4/20/2005, equipped with the 5.4L engine and 4R75E automatic transmission, may exhibit a harsh 3-2 downshift between 17-25 MPH (27-40 Km/h) with no diagnostic trouble code (DTC), and a driveline clunk between 40-50 MPH (64-80 Km/h).
Reprogram the powertrain control module (PCM) to the latest calibration using WDS release B37.4 or higher. Calibration files may also be obtained at www.motorcraft.com.
Eligible Under Provisions Of New Vehicle Limited Warranty Coverage
|051012A||2005 F-150, 2006 Mark LT, All Equipped With 4R75E Transmission: Check Diagnostic Trouble Codes And Reprogram The Powertrain Control Module (Do Not Use With 12650D, 12650D84)||0.4 Hr.|
|BASIC PART NO.||CONDITION CODE|
NOTE: The information in Technical Service Bulletins is intended for use by trained, professional technicians with the knowledge, tools, and equipment to do the job properly and safely. It informs these technicians of conditions that may occur on some vehicles, or provides information that could assist in proper vehicle service. The procedures should not be performed by “do-it-yourselfers”. Do not assume that a condition described affects your car or truck. Contact a Ford, Lincoln, or Mercury dealership to determine whether the Bulletin applies to your vehicle. Warranty Policy and Extended Service Plan documentation determine Warranty and/or Extended Service Plan coverage unless stated otherwise in the TSB article. The information in this Technical Service Bulletin (TSB) was current at the time of printing. Ford Motor Company reserves the right to supercede this information with updates. The most recent information is available through Ford Motor Company’s on-line technical resources.
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