yea from what I can tell it's coming from the driver side cylinder head. the ticking used to go away when i revved the engine. now it's constant no matter what rpm. the VIN is
THIS HAS BECOME A HUGE ISSUE WITH POOR QUALITY AFTER MARKET OIL FILTERS THAT ARE BEING USED IN THE INDEPENDANT SHOPS. YOU MAY HAVE A CAM PHAZER NOISE AS WELL.
18921 2006 MARK LT/2004-2006 F-150/2005-2006 EXPEDITION/NAVIGATOR AND F-250/F-350 5.4L 3V - COLD START ENGINE RATTLE SOME 2006 MARK LT, 2004-2006 F150 AND 2005-2006 EXPEDITION/NAVIGATOR/F-250/F-350 VEHICLES EQUIPPED WITH A 5.4 3V ENGINE MAY EXHIBIT A RATTLE NOISE UPON COLD STARTUP THAT LASTS FOR ONLY A FEW SECONDS (5-10 SECONDS). IT IS POSSIBLE THAT AFTERMARKET OIL FILTERS, CLOGGED OIL FILTERS OR INCORRECT OIL MAY BE CAUSING THIS CONCERN. MAKE SURE THE ENGINE HAS THE CORRECT OIL LEVEL AND THE PROPER MOTORCRAFT OIL(SAE 5W20)AND OIL FILTER(FL820-S)ARE BEING USED BEFORE ATTEMPTING ANY REPAIRS.EFFECTIVE DATE: 11/03/2005
Fram and Purolator are after market, Mobil 1 is great stuff, but I have seen the aftermarket filters fail over a period of time. It is not just "1 " filter that fails, it happens over time. Who knows what the first owner did as well???? Maybe stretched the oil change intervals??? Yes, the cam if starving for oil is also suspect.