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Old 01-01-2017, 01:18 PM
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Quote:
Originally Posted by rambler View Post
well the 2000 5.4 had develped a rough issue, replaced the vacumn lines that were bad, cleaned the MAF sensor, Idle sensor, no codes, new fuel filter, and even ran sea foam in it. ran like bad gas.. finally threw a code Missfire #4, of course, so had a "spare" COP and swapped it out, still not really running right, sometimes it would, then next day, back to same.. ( all was not replaced at the same time) ,, so finally taking my wife's advice bought a new COP and swapped the spare in #4 with that one,

well now I cannot live it down, as the truck is running great again! 277K miles..
Awesome!

I so need to do a tune-up on my 4.6. The plugs need to be done for sure and haven't thrown a code but has a slight stumble every now and then. Mileage is down also.
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