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I have an 04' F-350 CC with a V10 and I noticed a whitesh residue on my oil fill cap the last time I did an oil change, also I noticed that my truck smokes a little on start-up. The smoke seems to be kind of blueish, whitesh and I only notice it occasionally when I first start the truck. Now the truck only 5,500mi and it is only driven 4 to 5 days a week pretty much back and forth to work, which is about a mile and a half. I do drive it a little more on weekends occasionally. The truck is basically stock but I do have a K&N filter in it as well as a throttle body spacer. I'd appreciate any help, Thanks
This is typical for the V10 when it does not get driven enough. Used to happen to me until I figured out that you need to allow the engine to get up to operational temps for awhile. It's nothing to worry about, but could cause problems if consistant "cold killing" persists.
The puff of smoke has been discussed here several times, so you're not alone. Just don't forget to let your engine get warmed up good and proper each time you start it. Might be hard to do just going down the road a mile and a half, but you'll find a way. Might take a "joy ride"...
Thanks for the help I try to let the truck warm up in the morning for about 10 to 15 minutes. I was just concerned that this was something major, or mabye it had to do withe the throttle body spacer. Thanks again for the info. I guess I'll have to take the long way home from work ocassionally.
The fuel cell, the big honking oil pan, and the very large volume of the cam covers and intake manifold(s) can accumulate a LOT of water from condensation. Full operating temps evaporate all this accumulated H2O every where on the insides of the motor except the fuel tank. At least once a week run that truck hard enough to be at full operating temp for better part of an hour... the typical temps are under 212Degrees F and it takes some time at 180 degrees F to evaporate all the H2O on all the surfaces and suspended in the oils.. Tranny also! A metal 5 gallon "jerry" fuel can, can accumulate about 8 ozs of H2O (water) over night in 65% or higher humidity air. The cold sides of the can condense the water that is in the air onto the insides of the near or completely empty can...if the can is stored full then there is less then 1 oz of water because their is less volume of humid air and much less surface area of cold metal to condense on.
If you truck sets any length of time try to keep it always 3/4 or more full of fuel.
my 05 smokes a tad on cold start goes right away. nothing to worry about. just get out and drive that breast till it's good and hot. now and then a few times a week is better. they don't like stop and go. they are highway/ towing beasts. and as to the spacer, i personally would loose it if i purchased a used one with one on it. you want power out of a 10 puffer it.
fred has said the rest.
lets take this one step further ,
May I ask what type of oil are you using?
After I know ,I'll say something.
Idon't want a oil debate.
This only from what I have seen and had expierence with.
Yes you have run these trucks,they don't like to sit.
Rich
My race car gets that once in a while on the fill cap when I'm only driving it in and out of the garage. Never see it on a race weekend and I monitor it for possible head gasket leaks. Like the others said, lots of condisation and not enough heat/time to evap it all out if your only doing short drives.
As far as oil is concerned I use Quaker State GTX 5w-20 as recommended by the factory and I change the oil every 1500 miles or every 3 months. Thanks again for all the imput.