Interesting comment from an online board
"Any Ford Truck with a 5.4L Engine The 5.4L 3-valve engines used in Ford Trucks from 2004 to 2010 develop camshaft phaser issues, especially when engines exceed the 100,000 mile mark. The first sig...
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My buddy`s dad has one. the phasers got replaced under warranty at 50k miles. it started again at 100k. and he religiously changes the oil every 3k. so it is a design flaw of the engine.
they make kits that eliminate the phasers, and a tuner that will reflash the pcm to eliminate that part of the program.
they make kits that eliminate the phasers, and a tuner that will reflash the pcm to eliminate that part of the program.
